—How about the book you are reading?

—Good indeed. It ________many problems we have come across in our study.

A. says                 B. talks              C. covers          D. refers

The old couple decided to ?____   a boy and a girl though they had three children of their own.

A.adapt            B.bring                  C.receive             D.adopt

At times the balance in nature is ______ , resulting in a number of possibly unforeseen effects.

A. troubled       B. confused        C. disturbed       D. puzzled

Some kinds of animals can _______ the colour of their surroundings.

A. take on      B. dress up     C. put on D. get into

—What’s wrong with him?

—The picture he came across        his memory of a sad story in his childhood.

A. put off       B. took off        C. set off.             D. gave off

—You've made great progress in your studies of English, haven't you?

—Yes, but much________to be done.

A. leaves            B.keeps                C. remains         D. has

—Oh, my God! So many students are coming out. How can you ____ your daughter?

—That’s easy. My daughter is wearing a red skirt today.

A. get out             B. find out          C. take out           D. pick out

The boat is ________ small, we can’t put _______ food in it.

A. much too; so many     B. much too; too much   C. too much; much too    D. too much; so much

—Do you think the weather is good enough for an outing?

—Yes, you couldn’t hope for _____at the time of the year.

A. a nice day        B. the nicer day     C. a nicer day      D. the nicest day

I don’t think this film is by far the most boring.I have seen____________.

A. better         B. worse               C. the best           D. the worst