1 . Why! I have nothing to explain.        you want me to say?

A．What is it that	B．What it is that
C．How is it that	D．How it is that

2 . It was not until he came back _____ he knew the police were looking for him.

A．which

B．since

C．that

D．before

3 . An awful accident_____，however，occur the other day.

A．does

B．did

C．has to

D．had to

4 . --- You didn’t lock the back door.
--- You are wrong. I ______.

A．have locked it

B．lock it myself

C．did lock it

D．do lock it

5 . It _____ a Saturday afternoon in May ____ Margaret could arrange for me to meet her elder ,sister.

A．was until; when	B．was until;that
C．was not until; when	D．was not until; that

6 . Success is not final, and failure is not deadly. It is the courage to continue ______ counts in life.

A．that	B．which
C．where	D．when

7 . It was with great joy       the couple found their missing son after 18 years.

A．when

B．that

C．what

D．which

8 . It was ________ that saw a lot of close matches in the 16^th Asian Games in November, 2010.

A．Guangzhou	B．located in Guangzhou
C．in the city of Guangzhou	D．held in Guangzhou

9 . —_______ you write so well?
—By reading and keeping diaries every day.

A．How is it	B．What is it
C．How is it that	D．What is it that

10 . It is only when an NBA player has aged and been through many battles ______ he learns an
important lesson; there is no “I” in “team”．

A．after

B．before

C．what

D．that