I.Complete the sentences with the correct form of the words in brackets :
1. I didn't go into business with Sam . If I .................(go) into business with him , I ...........(become) a success.
2. We got to the station in time to catch the train . If we ..............(miss) it , we..................(be) late for the meeting .
3. Mary and I weren't able to go on a honeymoon . We ............(can/go) away if may father .............(not/get) sick.
4. I took a taxi to the hotel but the traffic was very bad . It ....................(be) quicker if I ...........(walk)
5. It's good that you reminded me about Ann's birthday . I ..................(forget) if you ...................(not/remind) me .
6. The view was wonderful . If I ................... (have) a camera , I .............. (take) some photographs.
7. Unfortunately , I didn't have my address book with me when I was in New York . If I ................ (have) your address , I ...................(send) you a postcard.
8. We ................(may/be) at the airport for hours if we ....................(not/know) that the flight was delayed .
9. The accident was your fault . If you ..................(drive) morecarefully ,it ...........(not/happen).
10. If you ...............(tell) me you needed money , I ..............(can/lend) you some .
II.Complete the sentences with the correct tense of the verbs in brackets.
1. If solar energy were cheaper , it ..................(be) very popular now.
2. If we had stopped the construction of the factory , the water ............(not/be) so polluted.
3. The number of tigers ................(not/decrease) that muchif we fought against poaching more positively.
4. If we .............(treat) our Mother Earth better , those disasters would not have happened .
5. We .............(help) prevent global warming if all of us travelled by bike now.
6. If we ...................(bring) the monkey to the hospital sooner , it wouldn't have died .
7. The beach wouldn't have been exploited so terribly if they ..................(not/build) the resorts there .
8. If animals could talk , what .............(they/say) ?
9. If I ................(be) the authority , I ................. (punish) that factory justly.
10. Dinosaurs ......................(not/be) extinct if the weather ...............(not/change).
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Sinh Học lớp 12
