Jim and his friends had great fun         at the pool.
#50506
A
to swim
B
swimming
C
swim
D
swam
推荐题目
I’m so _______ at such a ______ book.
#50992
A
bore; bore
B
boring; boring
C
bored; boring
D
boring; bored
We teachers should ______ students ______ us questions in class. 
#48995
A
be allowed, to ask
B
let, to ask
C
encourage, to ask
D
allow, ask
My pen pal Ann found it difficult ______ Chinese well.
#48777
A
learning
B
learn
C
to learn
D
learned
I like watching people _____in the street.
#48472
A
walking
B
walked
C
to walk
D
be walking