Chon D hay B đây mn =)
K
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25 tháng 5 2022
1. The earthquake_________erupted seriously last night damaged hundred of house in this town.
A. whose B. this C. who D. which
2. Remember to_________the table lamp before going to bed, Kid !
A. switch off B. go on C. drop on D. turn up
3. A_________is a tropical storm which reaches 120 km per hour in North and South America.
A. cyclone B. typhoon C. hurricane D. tornado
4. We couldn't go on a picnic as planned_________it was raining hard.
A. however B. but C. because D. so
5. _________Christmas Eve, people often have parties late at night.
A. On B. In C. At D. From
6. By________, it is enjoyable for many Americans to buy a Christmas tree and decorate it.
A. celebrate B. tradition C. priority D. memory
7. They are completely short of water now. A number of people have died because of this_______.
A. shortage B. short C. shorten D. shortly
8. Many people were injured when the building_________.
A. collapsed B. destroyed C. struck D. erupted
9. The_________on TV said that Ho Chi Minh city will be sunny tomorrow.
A. conservationist B. weatherman C. doctor D. reader
10. Amee: "I've just passed the KET test." - Yura: "_________"
A. Try harder next time! C. Good luck!
C. Congratulations! D. It's nice of you to say so!
QM
6
NT
3
LY
23 tháng 10 2016
Gọi A là tập hợp các ước của 72 goi B là tập hợp các ước của 12 tap hop A giao B là
( A ) { 24; 36 }
( B ) { 12 ;24 36; 48 }
(C ) { 12 ;18 ;24 }
( D ) { 12; 24; 36 }
free
B