Câu hỏi: The shops ----------- full of things to buy --------- Christmas comes. 

A. are/ when

B. are / if 

C. will be/ if

D. is/ when

Câu 1:  “Why is Bill unhappy?” “Because his birds ----------- away”

A. flew

B. fly

C. had flown

D. have flown

Câu 2: Why are you working so hard these days? Because I ------------- a car, so I’m saving as much as I can.

A. am going to buy

B. will buy

C. buy

D. was going to

Câu 3: “Who ------------ that horrible noise?” “It’s Tom practicing the violin”

A. makes

B. is making

C. made

D. has been making

Câu 4: I turned round and ---------- Paula.

A. see

B. saw

C. was seeing

D. seen

Câu 5: …….. he and his wife ……. in their house for a long time?

A. Have/live

B. Has/lived

C. Have/lived

D. Did/live

Câu 6: “I took an exam this morning. It was really hard.” “ ------------- a lot before you took it?"

A. Have you studied

B. Did you study

C. Have you study

D. Do you study