Câu hỏi: Elizabeth sounded ................. on the telephone last night.

A. happens

B. happening

C. happy

D. happily

Câu 1: Biology is…………………..of all my classes this semester.

A. the hardest

B. harder

C. hardly

D. harder than

Câu 2: Chris is…………………than his brother.

A. short

B. shortest

C. the shortest

D. shorter

Câu 3: I like that sofa, but this one is………………

A. cheaper

B. cheaper than

C. cheaply

D. cheapen

Câu 4: These are very .................... chairs.

A. comfort

B. comfortably

C. comfortable

D. comforts

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

A. perfectly

B. perfect

C. perfected

D. perfection

Câu 6: This jacket is ....................... the others we've just seen.

A. far most expensive

B. father more expensive than

C. further more expensive

D. far more expensive