（1）When did the mother pig and the little pig plant watermelons？
A.In March.
B.In April.
C.In May.
（2）What did the mother pig ask the little pig to do？
A.Sell watermelons.
B.Cut a watermelon.
C.Pick a watermelon back.
（3）How did the little pig get to the watermelon field？
A.Take a bus.
B.Take a train.
C.Run.
（4）Why did the little pig fail at first？
A.Because he was so small.
B.Because the watermelon was so heavy.
C.Because the weather was so hot.
（5）What did the mother pig think of her child？
A.Careful.
B.Helpful.
C.Clever.