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

A. the hardest

B. harder

C. hardly

D. harder than

Câu 1: Elizabeth sounded ................. on the telephone last night.

A. happens

B. happening

C. happy

D. happily

Câu 2: Your garden is ................. beautiful.

A. perfectly

B. perfect

C. perfected

D. perfection

Câu 3: The people…………………next door aren't very friendly.

A. are living

B. live

C. is living

D. living

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

A. comfort

B. comfortably

C. comfortable

D. comforts

Câu 5: 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

Câu 6: We met several .................... people at the party.

A. interestingly

B. Interest

C. Interesting

D. interests