一、根据句子的意思，选择适当的选项填入空格中。（每题1分，共计10分）
1. They lost their way in the forest, and _________ made matters worse was that night began to fall.
A.that
B.it
C.what
D.which
2. What surprised me was _________ so well.
A.what he spoke English
B.that he spoke English
C.which did he speak English
D.what did he spoke English
3. Although she was listening, she didn’t hear ________ because there was so much noise.
A.what he was saying
B.what did he say
C.what did say
D.what did he
4. The truth ________ the young man failed the interview made all of us shocked.
A.what
B.that
C.which
D.when
5. ______ is mentioned above, a lot of work has been done to create man-made materials.
A.That
B.Whether
C.As
D.If
6. I know someone else ________ father works in Beijing.
A.that
B.which
C.who
D.whose
7. The day will surely come _________ all the people in the world enjoy freedom and live in happiness.
A.when
B.how
C.then
D.why
8. Anyone can borrow books from this library _________ he keeps them clean and returns them in time.
A.even if
B.unless
C.so that
D.as long as
9. Mother shut the window _________ she might keep the insects out.
A.because
B.in order tha
C.till
D.as
10. __________ I admit that the problems are difficult, I don’t agree that they can’t be solved.
A.Although
B.Suppose
C.Because
D.As though
1. The fact is that he lied to us.
2. The news that they would get married spread at once.
3. I don’t think that he will succeed.
4. It is surprising that she is so angry .
5. The story that he told us moved everyone deeply.
6. I don’t care which number is chosen.
7. The question which number is chosen is not clear.
8. It is clear which answer is right.
9. The question which we are discussing is about which number is chosen.
10. What is troubling us is which number is chosen .