英语时态1 To plant a tree,a large hole should ________ (dig ).2

1 To plant a tree,a large hole should ____be dug____ (dig ).
2 ____Have____you ____heard____ (hear ) of that story before.
3 The strong wind ____blew___ (blow ) the roof away last night.
4 He sat and ______ corrected____( correct ) his mistakes carefully.
5 The thief jumped out of the window and ___run___- (run ) away.
6 All the mistakes should __be____corrected___ ( correct ) at once.
7 ___Have_ you ___received___ (receive ) a letter from Jim yet?
8 Because of the bad weather,we had to put off ____holding_____(hold )a sports meeting.
9 I have so many mistakes _to____correct _-( correct ).
10 Stamps are used for _______( send ) letters.

1.be dug
2.Have, heard
3.blew
4.corrected
5.ran
6.be corrected
7.Haven't, received
8.holding
9.to correct
10.sending

1.be digged
2.Have heard
3.blew
4.corrected
5.ran
6.be corrected
7.Have received
8.holding
9.to correct
10.sending