1.while i (sleep) ..the phone(ring)...
2.we'll need (call)...him more often!
3.you should avoid (use)..too much short hand in formal online communication
4,we plan(have)...a picnic this sunday
5. when i first (meet)...him, he (work)..in a restaurant
6.He (know)..a little english,so he wishes he ( can?speak).. it well
7. it's 8 am. he (work)... at the office
8. you should(learn) how( keep)... the enviroment unpolluted
9. that is one of the city churches the ( destroy)..by bombing during the war
10.it is necessary (avoid)...(go)..out at rush hours
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Sinh Học lớp 12
