I.单项选择(15分)
1.       He gave some _____ at the meeting yesterday.
A. piece of advice       B. piece of advices   
C. pieces of advice      D. pieces of advices
2. –What could I get my father for Father’s Day?
 – ___ getting him a tie.
 A. Why not   B. How about   C. Why don’t you   D. Why about
3. –Sorry, I’m late, Ms Ding.
 –_____ late again next time.
 A. Try to be   B. Try to   C. Try not to be  D. Try be