… in shifts is exhausting.
A.Work
B.Being worked
C.Working
D.Having worked

He imagined … a teddy bear by the Santa Claus.
A.having given
B.giving
C.being given
D.be giving

You should think twice … the answer.
A.before having given
B.before giving
C.giving
D.by giving

After … his homework, he played cards with his friends.
A.had done
B.having done
C.doing
D.did

He turned off all the lights before … home.
A.having gone
B.to go
C.going
D.went

She is looking forward … a party.
A.to having had
B.to have
C.having
D.to having

He objected … the working scheme.
A.to change
B.having changed
C.changing
D.to changing

Choose the best word/phrase to complete the sentences.
Everybody found the talk … Some students even fell asleep.
A.bore
B.boring
C.to bore
D.bored

Choose the best word/phrase to complete the sentences.
The old man … to the spot where the house used to stand.
A.glanced
B.showed
C.pointed
D.directed

Choose the best word/phrase to complete the sentences.
He must be the … I saw him steal her purse.
A.thief
B.hacker
C.murderer
D.robber