Câu hỏi: The people………………….this office are very helpful.

A. In

B. work

C. are working

D. work in

Câu 1: Chris is…………………than his brother.

A. short

B. shortest

C. the shortest

D. shorter

Câu 2: These are very .................... chairs.

A. comfort

B. comfortably

C. comfortable

D. comforts

Câu 3: My new laptop costs me ............................. the old one I bought last year.

A. as much as three times as

B. three times more than

C. three times as much as

D. times three

Câu 4: Biology is…………………..of all my classes this semester.

A. the hardest

B. harder

C. hardly

D. harder than

Câu 5: Your garden is ................. beautiful.

A. perfectly

B. perfect

C. perfected

D. perfection

Câu 6: Most of the programs………………….on TV aren’t very interesting.

A. show

B. shows

C. shown

D. are showing