1 we(not play) well if it rains
2 if my sister (study) hard she will pass her exam with excellent results
3 they suggested (speak) english in class more often
4 i'm sure that they (not go) with him
5 what about(collect) unused clothes for them
6 we are excited that our school(hold) an english-speaking contest next week
7 i think we should (take) a shower instead of a bath to save energy
8 raw sewage (pump) directly into the sea
9 if we go on (litter) the environment will become seriously polluted
10 solar energy can (use) on cloudy days
11 the teacher suggest (go) on a picnic next weekend
12 the boys kept (play) volleyball in the stadium although it was raining hard
13 we can reduce garbage by(collect) all waste things for recycling
14 today i'm going to tell you how(save) energy in the kitchen
15 he (not come) to your party if you don't invite him
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Sinh Học lớp 12
