Bell ________________ his invention at a lot of exhibitions.
has demonstrated
demonstrate is
demonstrating
demonstrated
K
Khách
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2 tháng 12 2021
Alexander Bell successfully demonstrated his invention at a lot of exhibitions.
2 tháng 12 2021
Alexander Bell successfully demonstrated his invention at a lot of exhibitions
DT
Đỗ Thanh Hải
CTVVIP
5 tháng 10 2021
1 He demonstrated his invention at a lot of exhibitions
2 Travelling all over america, Bell demonstrated his invention to the public at countless exhibitions
3 Mom had to do everything without the help of modern equipment
4 He lit the straw and burned the tiger
5 As little pea ran to the festivals, she dropped one of her shoes and lost it
KY
16 tháng 12 2021
31. Ao dai is a kind of _______________ costume of Vietnam.
A. tradition B. traditional C. traditionally D. traditioner
32. Bell demonstrated ___________ his invention at the countlessexhibitions.
A. succeed B. success C. successful D. successfully
33. Putting a knife into the electrical socket is __________ for us.
A. dangerous B. danger C. dangerously D. endangered
34. We should keep medicine in a ___________ cupboards.
A. lock B. locked C. unlocked D. locking
35. They are making an ___________ for their meeting next Monday.
A. arrange B. arranging C. arranger D. arrangement
36. The famous actress always dresses _____________ .
A. beauty B. beautify C. beautiful D. beautifully
TA
16 tháng 12 2021
VI. Word form:
31. Ao dai is a kind of _______________ costume of Vietnam.
A. tradition B. traditional C. traditionally D. traditioner
32. Bell demonstrated ___________ his invention at the countlessexhibitions.
A. succeed B. success C. successful D. successfully
33. Putting a knife into the electrical socket is __________ for us.
A. dangerous B. danger C. dangerously D. endangered
34. We should keep medicine in a ___________ cupboards.
A. lock B. locked C. unlocked D. locking
35. They are making an ___________ for their meeting next Monday.
A. arrange B. arranging C. arranger D. arrangement
36. The famous actress always dresses _____________ .
A. beauty B. beautify C. beautiful D. beautifully
H
16 tháng 2 2021
There is a lot of controversy surrounding the invention __________ (1) the telephone. Of course, Alexander Graham Bell is the father of the telephone. After all it was his design that was first __________ (2), however, he was not the first inventor to come up __________ (3) the idea of a telephone.
Antonio Meucci, an Italian immigrant, began developing the design of a talking telegraph or telephone __________ (4) 1849. In 1871, he filed a caveat (an announcement of an invention) for his design of a talking telegraph. Due to hardships, Meucci could not renew his caveat. His role in the invention of the telephone was overlooked until the United States House of Representatives __________ (5) a Resolution on June 11, 2002, honoring Meucci's contributions and work.
To make matters even more interesting, some researchers suggest that Elisha Gray, a professor at Oberlin College, applied for a caveat of the telephone on __________ (6) same day Bell applied for his patent of the telephone - these gentlemen didn’t actually visit the Patent Office, their lawyers did __________ (7) their behalf. In Historical First Patents: The First United States Patent for Many Everyday Things (Scarecrow Press, 1994), Travis Brown, reports that Bell’s lawyer got to the patent office first. The date was February 14, 1876. He was the fifth entry of that day, ___________ (8) Gray’s lawyer was 39th. Therefore, the U.S. Patent Office ___________ (9) Bell with the first patent for a telephone, US Patent Number 174,465 rather than honor Gray's caveat. _________, (10) some authors dispute this story and suggest that there was malfeasance by certain individuals at Patent Office, and possibly Bell himself.
1. A. of B. to C. with D. for
2. A. to patent B. to offer C. to invent D. to open
3. A. for B. on C. with D. of
4. A. on B. at C. in D. of
5. A. pass B. passed C. passing D. to pass
6. A. a B. x C. an D. the
7. A. at B. on C for D with
8. A. while B. at C. therefore D. as well
9. A. provided B. supported C. objected D. awarded
10. A. However B. Therefore C. According to D. Addition to
16 tháng 2 2021
II/ Choose the letter A, B, C or D to complete the passage below.
When people think of domestic abuse, they often focus __________ (1) domestic violence. But domestic abuse includes any attempt by one person in __________ (2) intimate relationship or marriage to dominate and control the other. Domestic violence and abuse are used for one purpose and one purpose only: to gain and maintain total control over you. An abuser doesn’t “play fair.” Abusers use fear, guilt, shame, and intimidation to wear you down and keep you under __________ (3) thumb.
Domestic violence and abuse can happen to anyone; it does not discriminate. Abuse happens within heterosexual relationships and in same-sex partnerships. It __________ (4) within all age ranges, ethnic backgrounds, and economic levels. And while women are more often victimized, men also experience abuse—especially verbal and emotional. The bottom line is that abusive behavior is never acceptable, whether from a man, woman, teenager, or an older adult. You deserve to feel valued, __________ (5), and safe.
1. A. in B. on C. at D. for
2. A. a B. an C. the D. X
3. A. your B. his C. her D. their
4. A. occur B. occurring C. occurs D. occurred
5. A. respected B. respectable C. disrespected D. disrespectful
MN
20 tháng 9 2018
. 1. Where was Alexander Graham Bell born ?
In Scotland
2. Where did he emigrate first ?
He emigrated to Canada first
3. Who did Bell work with at Boston University?
Thomas Watson
4. What did Bell invent ?
The telephone
5. Did Bell conduct many experiments in America?
Yes, he did
6. Where did he successfully demonstrate his invention?
At the countless exhibitions
demonstrated
has demonstrated