1.They were fortunate______________from the fire before the building collapsed. A.Rescuing B.To have rescured C.To rescue D.To have been rescued 2.We strongly recommend___________your luggage when you travel. a.to insure b.you insuring c.your insurance d.you insure 3.she asked for my advice____________subject she should study at university. a.what b.on what c.to what d.on to what 4.the spy admitted____________some highly secret information to enemy agents a.having given b.having been given c.to have given d.to have been given

2 câu trả lời

1: A

2: C

3: D

4:D

1.They were fortunate______________from the fire before the building collapsed.

A.Rescuing 

B.To have rescured 

C.To rescue

D.To have been rescued

2.We strongly recommend___________your luggage when you travel.

a.to insure

b.you insuring

c.your insurance

d.you insure
3.she asked for my advice____________subject she should study at university.

a.what

b.on what

c.to what

d.on to what

4.the spy admitted____________some highly secret information to enemy agents

a.having given

b.having been given

c.to have given

d.to have been given

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