Do you find this book ____________?
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A
frustrate
B
frustrating
C
frustrated
D
frustration
推荐题目
Uncle Wang made his kite_____higher in the sky. 
#50328
A
fly
B
to fly
C
flies
D
flying
He got up early ___________ miss the early bus.
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A
to
B
in order not to
C
for
D
because of
It’s easy ______ English and it’s important ______it.
#49674
A
study, use
B
say, speak
C
speak, say
D
to learn, to practice
Teachers’ job is ______ the students learn well.
#50176
A
helping
B
help
C
to help
D
helped