1.The aeroplane was noticed______at six.

1.The aeroplane was noticed______at six.
A.take off
B.to take off
C.get off
D.to get off
2.Last summer I took a course on___________ .
A.how to make dresses
B.how dresses be made
C.how to be made dresses
D.how dresses to be made
3.Henry always forgets things he has done.Yesterday he forgot ___________and looked for it everywhere.
A.to post the letter
B.to have the letter posted
C.to have posted the letter
D.having posted the letter
4.Mrs Smith warned her daughter___________after drinking.
A.never to drive
B.to never drive
C.never driving
D.never drive
5.I regret__________you that we are unable to offer you a job.
A.informing
B.having informed
C.to inform
D.to informating
6.Alice said that she wouldn't mind __________ alone at home.
A.left
B.being left
C.to be left
D.leaving
7.Tom did nothing but___________back what he had said.
A.taken
B.took
C.taking
D.take
8.She didn't know___________her books or_____________for reference.
A.whether sell,keep them
B.whether to sell,to keep them
C.to sell whether,to keep them
D.if to sell,should keep them
9.__________Hello,he reached out his hand.
A.Said
B.Saying
C.Talked about
D.Talking to
10.John left his coat___________on the sofa.
A.laying
B.lying
C.laid
D.lain
11.My brother regretted____________a lecture given by Professor Liu.
A.missing
B.to miss
C.missed
D.being missed
12.The water is good______________ .
A.to drink it
B.to be drunk
C.to drink
D.at drinking
13.Besides_____________,she is kind and tender.
A.beautiful
B.being beautiful
C.be beautiful
D.is beautiful
14.--"The light in the office is still on."
--"Oh,I forgot_________"
A.turning it off
B.turn it off
C.to turn it off
D.having turndd it off
15.Most of the people_________to the party were famous scientists.
A.invited
B.to invited
C.being invited
D.inviting
16.They don't agree_________more time on the subject,neither do I.
A.to spending
B.to spend
C.with spending
D.on spend
17.The squirrel was lucky that it just missed_____________ .
A.catching
B.to be caught
C.being caught
D.to catch
18.If you keep_________English,you can learn English well.
A.practising speak
B.practising speaking
C.practising to speak
D.to practise spoken
19.The book is said___________into many foreign languages.
A.to have been translated
B.to have translated
C.to be translating
D.having been translated
20.Visitors are not permitted____________the park after dark,because of the lack of lighting.
A.to enter
B.entering
C.to enter in
D.entering in