The boy______ between my sister and my brother is my cousin, Jack.
A. sitting B. sat C. sits D. to sit
_____ to school this morning, I met a friend of mine.
A. I was walking B. Walking
C. While I walking D. Walked
― I guess you were in a hurry. Look! You _______ your sweater inside out.
A. had worn B. wore C. are wearing D. were wearing
He is a little bit mysterious these days. Nobody in our company knows exactly .
A. what he is working on B. what is he working on
C. what did he work on D. what was he working on
——I don’t feel like going out. Why don’t we just stay home and watch TV instead?
—— You promised to take me out for dinner and to the theatre on my birthday.
A. Great! B. Why me? C. Come on! D. Not at all.
——Is it my appearance the professor minds?
——I guess not. He will consider necessary to have an experienced assistant.
A. which；it B. that；it C. which；that D. that;that
