英语,过去完成时题目.1.They ___________ (be) to the Beijing Zoo five times by the end of last term.2.By the time he was ten,Edison __________ ( build) his own chemistry lab.3.-Would you like to have an egg - No,thanks.I _________ ( have ) one before you came here.4.She ___________ (visit) Austrelia three times before she was twelve.5.The house was dirty.They _______ ( not clean) it for weeks.6.Yesterday morning I ________ (cal) to Mr.Wang,but nobody answered.7.
英语,过去完成时题目.
1.They ___________ (be) to the Beijing Zoo five times by the end of last term.
2.By the time he was ten,Edison __________ ( build) his own chemistry lab.
3.-Would you like to have an egg
- No,thanks.I _________ ( have ) one before you came here.
4.She ___________ (visit) Austrelia three times before she was twelve.
5.The house was dirty.They _______ ( not clean) it for weeks.
6.Yesterday morning I ________ (cal) to Mr.Wang,but nobody answered.
7.Last night Amy was really busy,she ___________ (help) to wash the dishes,___________ ( clean) the room and __________ (do ) her homework then went to bed.
6.7两题有确切的时间状语Yesterday morning ，Last night 就表示过去，所以就不用完成时，而其余的则是表示过去的过去
1 had been
2 had built
3 had had
4 had visited
5 hadn’t cleaned
6 called
7 helped cleaned did
1.had been
2.had built
3.had had
4.had visited
5.haven't cleaned
6.called
7.helped, clean, do
1 had been
2 had built
3 had had
4 had visited
5 hadn’t cleaned
6 called
7 helped cleaned did