He felt rather（）as he was the only person who wore sportswear at the dinner party.

He felt ______ and refused to answer the question. (embarrass)

A.he has ever felt

B.did he feel

C.has he ever felt

D.he ever feels

Why did the professor study the Brazilian students' behavior？

A. He felt puzzled at the students' being late.

B. He felt angry at the students' rudeness.

C. He wanted to make the students come on time later.

D. He wanted to collect data for one of his studies.

A.He works

B.Having worked

C.He having worked

D.Working

A.sick holiday

B.sick vacation

C.leave

D.sick leave

A.He enjoyed the snow in winter

B.He had bitten the master’s children in the leg

C.He felt hot in the house

D.He grew too big for the master to keep