I’m busy _____ for the entrance examination, so I can’t help ______ housework at home.
A. preparing; doing
B. preparing; to do
C. to prepare; doing
D. to prepare; to do
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While listening to pop music,_______.
A. She felt asleep
B. the light went out
C. someone knocked at the door
D. and she couldn't help laughing
What surprised me most was that there appeared a _____ look on hearing the unexpected news.
A. worrying
B. worried
C. worry
D. worries
He felt it a great honor _____ to visit me when I was in his city.
A. to have been taken
B. to have taken
C. having taken
D. being taken
Will you please tell me why you had no pen _______ in class, kate?
A. to have written
B. to be written with
C. to have been written
D. to write with
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