Complete each of the following sentences with the correct tense of verb( present simple, present perfect, past simple)
1 Mr. and Mrs Phuong (offer)............. free meals for the poor in Ha Noi so far.
2 We(clean) ............... up the dirty streets in our area last Sunday.
3 You ever ( recycle).............. things, such as bottles or paper??
4 MY sister (tutor) .............. children from poor families twice a week.
5 You (provide)............... evening classes for sixty children last summer:?
6 I think Mr. Quang (donate) ........... blood several times.
7 Tom (participate)....................in 'Green Summer' programme before?
8 They (not start).................... the community garden project in 2012
9 Your friends(sing) .................. for ederly people every Sunday?
10 The children (not finish) ................... painting the mural over graffi yet.
1 have offered
2 cleaned
3 Have ...recycled
4 tutors
5Did ..provide
6 had donated
7 has participated
8did not start
9 Do ..sing
10 have not finished
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