help or i might die
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1.
\(A=\sqrt[3]{6\sqrt{3}+10}-\sqrt[3]{6\sqrt{3}-10}\)
\(=\sqrt[3]{\left(\sqrt{3}+1\right)^3}-\sqrt[3]{\left(\sqrt{3}-1\right)^3}\)
\(=\sqrt{3}+1-\sqrt{3}+1=2\)
1. Sắp xếp câu:
- soil / plants / if / the / will / polluted / is / die.
If the soil is polltuted, the plants will die
- on / be / there / friday / meeting / will / a.
There will be a meeting on friday
- housework / help / might / robots / do / the / think / as / i.
I think the robots might help us do housework
- rooms / in / there / house / be / four /will / my.
there will be four rooms in my house
1. Sắp xếp câu:
- soil / plants / if / the / will / polluted / is / die.
=>If the soil is polluted ,plants will die
- an / be / there / friday / meeting / will / a.
=>There will be a meeting on friday
- housework / help / might / robots / do / the / think / as / i.
=>I think robots might help as do the housework
- rooms / in / there / house / be / four /will / my.
=>There will be four rooms in my house
1, I can’t help __looking___(look) at these new products.
2) It usually takes me half an hour _to go___( go ) to school by bus.
3) Would you mind __opening__ ( open ) the door ?
4) You should give up __smoking__ ( smoke ) or you will die of cancer.
5, We regret _to inform___ ( inform ) you that we cannot approve your .
6) I did not know how __to operate__ (operate ) that machine.
7) I do not have enough money __to buy__ ( buy ) this dictionary.
1)looking.
2)to go.
3)opening
4)smoking
5)informing
6)to operate
7)to buy
8)study
14)jogging
15)helping
16)to study
17)working
18)doing
19)going
Đáp án : B
Đây là câu điều kiện loại 1, phía giả định sẽ được chia ở thì hiện tại. Về nghĩa, chủ ngữ là “some rare plants” và động từ là “protect” vì thế vế này sẽ được chia bị động. Đáp án là “are protected”
Complete the conversation with will, won't, or might
A.Do you think it..will....rain tomorrow
B. I don,t think ..will...be sunny. It..might....be cloudy but it certainly...won't...be rainy.
A. I think I....will..go to the beach.
B. I.will....come with you or I..will...stay at home. I ...will...help my sister make a poster. She .might..need a new one.
1. my smart TV might help me and my friends receive and send e-mails, surf the Internet, and contact other planets
2.Jenny thinks he might live with robots
3.robots might help us do the housework in the future
4. my sister might not go with us because she is preparing for hẻ exam
5.I am not sure where to go and I might go to Da Lat for my holiday
a) Ta có: khi khóa K mở:
hai điện trở R1 nối tiếp nên : Rtổng thể= 2R1=2.3750=7500\(\Omega\)
=> I = \(\dfrac{U}{R}=\dfrac{7,5}{7500}=0,001A\)
you are late 10 minutes