Practice

• 1. Complete each sentences using the P.P. of the right verb.

build frighten trap follow shoot see examine

1 ________ by noises in the night, the girl no longer dared to sleep in her room.

2 The lady returned home, ________ by two policemen.

3 After having been _________ carefully, the room was locked again.

4.______ in 1949, the exhibition hall is over 50 years old.

5 _____ from a distance, the Opera House looks like ship sails.

6 If _____ in a burning building, you should send for help.

7 Although ______ in the leg, he continued firing at the police.

练习

1 ____ time ,he will make a first-class tennis player .

A Having given B To give C Giving D Given

2 ___in 1636 ,Harvard is one of the most famous universities in the United States .

A Being founded B It was founded

C Founded D Founding

3 Unless __to speak ,you should remain silent at the conference .

A invited B inviting

C being invited D having invited

4 ___,but he still couldn’t understand it .

A He had been told many times

B Having been told many times

C Told many times

D Although he had been told many times

5 When first ___to the market , these products enjoyed great success .

A introducing B introduced

C introduce D being introduced

6 There seemed to be nothing ___to do but ___for the doctor .

A leave / send B left / to send

C left / send D leaving / send

作介词but ,expect ,besides 的宾语，前面又有实意动词 do时，不定式通常省去to

7____everywhere , the wolves had no where ___themselves .

A Hunting / hiding B To hunt / to hide

C Hunted / hiding D Hunted / to hide

8 . The ___ morning, the father came into the lonely house, ___ by his naughty boy.

A. following, following B. followed, followed

C. following, followed D. followed, following