二.选择填空（共15小题，每小题1分）
16. ____________hard work it is today!
A. How B. How a C. What a D. What
17．He lives _______, b ut he never feels __________.
A．alone, lonely B．lonely, alone C．alone, alone D．lonely, lonely
18．I don’t know _____.
A. what happened to him B. what did he happen
C. what he happened D. what was the matter
19．It’s not clever_______ others’ homework.
A．for you copy B．for you to copy C．of you to copy D．of you copying
20．Could you please give me ________?
A．any advice B．an advice C．some advice D．some advices
