strawberry______(复数形式)
A．strawberrys B．strawberries
Betty is ______ a word puzzle.
A. solving B. solve C. working
What score ______ you get?
A. did B. do C. does
twelve ______ four is eight.
A. Plus B. minus C. and
-_____do you like science best?
-Because it’s interesting.
A. Why B. What C. Who
I _____computer class on Thursday.
A. have B. take C. has