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------Could you please sweep the floor?------___________. I am busy looking after my sister.
#41457
A
Yes, sure
B
Sorry, I couldn’t
C
No problem
D
Sorry, I’m afraid not
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Some ______are ______their time to help the old people.
#39614
A
volunteer; volunteer
B
volunteers; volunteering
C
volunteering; volunteers
D
volunteers; volunteers
I won’t go.Tom won’t go,   .
#43581
A
too
B
also
C
either
D
so
His English is as ______ as his Chinese.
#38587
A
good
B
better
C
best
D
the best
 People have learned a lot fromstudies．
#35692
A
science
B
scientific
C
scientist
D
sightseeing
— What’s your job , Henry? — I’m a ________ ,I work late . I’m very busy when people go out to dinners .
#40955
A
waiter
B
reporter
C
teacher
D
nurse