第二部分 单项选择(10分)
从下列各题所给的四个选项A、B、C、D中，选择能填入空白处的最佳选项，并在答题卡上将该项涂黑。(每小题1分，共10分)

21．—Mike，is this Tom’s pencil?
—Oh，yes，it is _______！
A．mine B．hers C．yours D．his

22．—Hello! May I speak to Lucy，please?
—Sorry，I’m afraid you have the wrong ______．
A．way B．name C．number D．telephone

23．What did Mr．Smith do before he came to China?
—He ______ in a car factory．
A．worked B．works C．is working D．will work

24．—Which is the biggest number of the four?

—______
A．One-third B．Two-thirds C．A half D．A quarter

25．—______ are you going to Shanghai?
—I’m taking the plane．
A．When B．Why C．What D．How

26．—Why are you standing there，Kangkang?
—I can’t see the blackboard clearly．Two tall boys are sitting ______ me．
A．behind B．next to C．In front of D．beside

27．We should protect the earth， ______ we will have no water to drink．
A．so B．or C．and D．but

28．I ______ many new friends since I came here．
A．make B．made C．will make D．have made

29．He likes reading very much．Most of his money ______ on books．
A．is spent B．spend C．spends D．are spent

30．—May I smoke here，please?
—I am afraid you ______．This is a non-smoking area．
A．can B．can’t C．may D．may not