. It will cost a lot of time. ____ , I think we shall need it and it will certainly be useful.

A. What’s more     . As a result     C. At the same time          D. After all

. Maybe you didn’t think highly of _____product, but I still hope that you could send someone over to take ____second look

A, the; the  B. a; the   C. the; a  D. a;a

. I bought a dress for only  dollars in a sale; it was a real ______.

. She gets three weeks of vacation, but has ____ before the year is half over.

. The man is said to have worked as a spy in the s, when he ____ information for the government.   

. Tracy has gone abroad for further study. It ____ be her. The girl you saw yesterday is her sister.

. — How come your hands feel as cold as ice!

— I ____ my bicycle all the way here without my gloves.

. While reading, an active reader keeps asking questions that lead to a full understanding of the material _____. 

. Mother has been busy packing my belongings, making sure I have everything I need. It feels as if she ____ to college with me.

. Suddenly everyone stopped talking. It became clear that something unexpected _____. But, for a while, I didn’t know what it was.