Chia động từ hiện tại hoàn thành hoặc quá khứ đơn giản :
1 . I ................. my homework yesterday ( to do )
2 . .......Susan............to England by plane ? ( to go)
3 . They ............ a farm two weeks ago ( to visit)
4 . Jenny and Peggy .......... their brother ( not/to help )
5 . The children ........... at home last weekend ( not/to be )
6 . When .......you............this wonderful skirt ? ( to design )
7 . My mother ....... into the van ( not/to crash )
8 . The boys .........the mudguards of their bicycles ( to take off )
9 . ..............you.............your aunt last week ? ( to phone)
10 . He ....... milk at school ( not/to drink )
11 . The police .......two people early this morning ( to arrest )
12 . She ............to Japan but now she .............back ( to go - to come
14 . Dan .........two tables this year ( already/to buy )
15 . How many games .................so far this season ? ( your team/to win )
#Giúp
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Sinh Học lớp 12
