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He spent two hours ______ his homework last night.
#49090
A
to do
B
doing
C
did
D
do
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推荐题目
Teenagers should be allowed______ their own clothes.
#49099
A
to choose
B
choose
C
chose
D
choosing
My bike is broken. It needs ____.  
#50612
A
to repair
B
to be repaired
C
repaired
D
be repaired 
— Do you enjoy       in this city?— Yes, I do.
#49733
A
to live
B
living
C
lived
D
to living
Lucy is shy. She would not invite her classmates _____dancing with her.
#49280
A
practice
B
practices
C
practicing
D
to practice
My pen pal Andrew found it difficult ______ Chinese well
#50638
A
learning
B
learn
C
to learn
D
learned