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.
GIÚP MK NHÉ! THANKS A LOT!
Complete each of the following sentences with the correct tense of verb( present simple, present perfect, past simple)
1 Mr. and Mrs Phuong (offer)...have offfered.......... free meals for the poor in Ha Noi so far.
2 We(clean) ...cleaned............ up the dirty streets in our area last Sunday.
3.Have you ever ( recycle)....recycled.......... things, such as bottles or paper??
4 MY sister (tutor) ..tutors............ children from poor families twice a week.
5. Did you (provide)..provide............. evening classes for sixty children last summer:?
6 I think Mr. Quang (donate) ..had donated......... blood several times.
7 Have Tom (participate)....participated................in 'Green Summer' programme before?
8 They (not start).....didn't start............... the community garden project in 2012
9 Do your friends(sing) ..sing................ for ederly people every Sunday?
10 The children (not finish) .......haven't finished............ painting the mural over graffi yet.
1. have offered
2. cleaned
3. Have you ever recycled.....?
4. tutors
5. Did you provide....
6. has donated
7. Has Tom participated
8. didn't start
9. Do your friends sing....?
10. hasn't finished
TK MIK NHA
1. have offered
2. cleaned
3. have ever recycled
4. tutors
5. did you provide
6. has donated
7. Have Tom prarticipated
8. have not started
9. Do...sing
10. have not finished
Sửa câu 2 
1. have ofered.
2. cleaned.
3. chắc là "have you ever recycled things, such as bottles or paper?" đó bạn, mình gặp rồi mà quên mất :)))
4. tutors.
5. Did you provide evening classes for sixty children last sumer?
6. has donated.
7. Did Tom participated...
8. Didn't start.
9. Do your friends sing...
10. didn't finish.
Fight!!! :D
1. have offered
2. have cleaned
3. have ever recycled
4. tutors
5. did you provide
6. has donated
7. Have Tom prarticipated
8. have not started
9. Do...sing
10. have not finished
Complete each of the following sentences with the correct tense of verb( present simple, present perfect, past simple)
1 Mr. and Mrs Phuong (offer)...have offfered.......... free meals for the poor in Ha Noi so far.
2 We(clean) ...cleaned............ up the dirty streets in our area last Sunday.
3.Have you ever ( recycle)....recycled.......... things, such as bottles or paper??
4 MY sister (tutor) ..tutors............ children from poor families twice a week.
5. Did you (provide)..provide............. evening classes for sixty children last summer:?
6 I think Mr. Quang (donate) ..had donated......... blood several times.
7 Have Tom (participate)....participated................in 'Green Summer' programme before?
8 They (not start).....didn't start............... the community garden project in 2012
9 Do your friends(sing) ..sing................ for ederly people every Sunday?
10 The children (not finish) .......haven't finished............ painting the mural over graffi yet.