Câu hỏi: The Great Pyramid of Giza is said to have built over a 20-year period.

A. of

B. said

C. have built

D. a

Câu 1: Little he knows about the surprise that awaited him.

A. he knows

B. about

C. the

D. awaited

Câu 2: Although caffeine is a moderately habit-forming drug, coffee is not regarded as harmfully to the average healthy adult.

A. moderately

B. habit-forming

C. harmfully

D. healthy

Câu 3: I think she will be suitable for the work because she has been working like a teacher for a long time.

A. will be

B. for

C. has been working 

D. like

Câu 4: Generally, Europe and Asia are regarded as being distinct continents, but they are simply vast geography divisions of the larger lad mass known as Eurasia.

A. Generally

B. are regarded

C. vast geography

D. known as

Câu 5: Sometimes it takes me about three hours finishing my round.

A. sometimes

B. me

C. hours

D. finishing

Câu 6: I can’t find the letter I received from my boss some days ago. I might throw it into the waste paper bin yesterday.

A. received

B. can’t find

C. into the

D. might throw