It rained heavily in the south,          serious flooding in several provinces.

A. caused         B. having caused      C. causing             D. to cause

Although we had told them not to keep us waiting, they made no _________ to speed up deliveries.

   A. trial            B. attempt         C. action            D. progress

He made up an excuse for his mistake in order to avoid_________.

A. punishing       B. to punish         C. to be punished    D. being punished

Zheng says that the most dangerous thing about a credit card is____ a person isn't always aware of the fact____ he's spending money.

A. that; that         B. what; that        C. that; what         D. what; which

Years ago we didn’t know this, but recent science _______ that people who don’t sleep well soon get ill.

   A. showed        B. has shown       C. will show       D. is showing

I felt so bad all day yesterday that I decided this morning I couldn’t face ________ day like that.

A. other         B. another         C. the other         D. others

Only when I left my parents for Italy __________how much I loved them.

A. I realized     B. I had realized    C. had I realized   D. did I realize

I like this jacket better than that one, but it costs almost three times______.

A. as much      B. as many      C. so much     D. so many

__________ environmental damage is done, it takes many years for the ecosystem(?????) to recover.

A. Even if     B. If only   C. While    D. Once

It was in the small house _____was built with stones by his father ____he spent his childhood.

   A. which; that     B. that; where    C. which; which   D. that; which