Could you please not ____________ here? 
#50841
A
smoking
B
smoke
C
to smoke
D
smoked
推荐题目
I think _________ history about China is very important.
#49097
A
study
B
studying
C
studied
D
studies
— I tried       it out in this way, but I failed.— Why not       it in some other ways?
#50281
A
to work; try doing
B
to work; try to do
C
working; try to do
D
to work; to try doing
Lucy is shy. She would not invite her classmates _____dancing with her.
#49280
A
practice
B
practices
C
practicing
D
to practice