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They succeeded in killing pests which came from the foreign countries ______ a lot of hard work.

   A. according to          B. thanks to               C. in memory of      D. in addition of

The problem of global warming is serious. ______, the sea levels have risen a little.

   A. As a result             B. On the contrary     C. In particular        D. In other words

---I’m afraid that Mr. Wood can’t see you until 4 o’clock.

   ---Oh, ______ I won’t wait.

   A. no doubt               B. after all                C. in that case          D. in this way

Maria is fond of all kinds of sports, but she likes swimming ________.

     A. in practice              B. in general               C. in fact                    D. in particular

The news that he failed in the exam _____________ his unhappiness this morning.

  A. accounted for    B. accounting for    C. had accounted for  D. to account for

---You seemed to be impressed by his skill.

   ---No. It was his courage ________ his skill that really impressed me.

   A. but also        B. as well as       C. except for         D. rather than

Those books were _______ adults, so it’s unnecessary for teenagers to digest them carefully.

   A. devoted to      B. intended for     C. connected with     D. introduced to

She is well-known      her poems and she is also famous      an actress.

       A．for; or      B．as; as C．for ;as      D．as; or

High school students spent       money on newspapers and magazines in order to improve their grades.

       A．a number of     B．a great many    C．a great deal of  D．a good deal

A party was given in the hall _______ the guests from France.

    A. in favor of        B. in need of                 C. in search of       D. in honor of