Choose A, B, C, or D to complete the sentences.
The officer commanded his men _________.
A.to fire
B.firing
C.fire
D.to be firing

Choose A, B, C, or D to complete the sentences.
She warned me ________ the wire.
A.touched
B.not touch
C.not touching
D.not to touch

Choose A, B, C, or D to complete the sentences.
I regret ________ you that your application has been refused.
A.to inform
B.informing
C.inform
D.to be informing

Choose A, B, C, or D to complete the sentences.
There is no point in ________ to the airport now.
A.to go
B.going
C.go
D.to going

Choose A, B, C, or D to complete the sentences.
Are his ideas worth ________ to?
A.listening
B.to listen
C.being listened
D.to listening

Choose A, B, C, or D to complete the sentences.
The children are used to ________ after school by his parents every day.
A.to pick up
B.picking up
C.to be picked up
D.being picked up

Choose A, B, C, or D to complete the sentences.
He was seen ________ the tree over there.
A.to climbed
B.to climbing
C.to climb
D.climbing

Choose the underlined part among A, B, C or D that needs correction.When an (A) university formulates new regulations (B), it must relay (C) its decision to (D) the students and faculties.
A.regulation (B)
B.an (A)
C.to (D)
D.relay (C)

Choose the underlined part among A, B, C or D that needs correction.If it hadn't (A) been for (B) your help, I would have never been (C) able finishing (D) that task.
A.hadn't (A)
B.for (B)
C.finishing (D)
D.have never been (C)

Choose the underlined part among A, B, C or D that needs correction.Vietnam is well-known (A) in (B) the world for it's (C) hospitality (D) and beautifulsight-seeing.
A.it's (C)
B.in (B)
C.known (A)
D.hospitality (D)