.I will take a trip ____ the afternoon of May 1st.
A. in B. at C. On
I ______ anything about it _____ you told me.
A.didn’t know， when
B. didn’t know， until
C. knew， until
—Look ! The apples are too big. Why don’t you _______first?
-–That sounds a good idea!
A. cut them up
B. cut it up
C. cut up them
Listen! Can you hear boy ____ in the next room?
A. sing B. to sing C. singing
The problem is too difficult. ____ of us can work it out.
A. A few B. Little C. Few
____ will you finish the work? In two days.
How many B. How often C. How soon
