Dung is kind and helpful, but he is also a little careless _____________.
#47410
A
at time
B
at a time
C
at times
D
once a time
推荐题目
--_______ do you like this book?--I like it because it can remind me _______ my childhood.
#49818
A
How; with
B
Why; of
C
Where; of
D
What; of
——It’s generous ________ Millie to donate all her pocket money to UNICEF．——Yes．It is really meaningful _________ us to do something for charities．
#50520
A
of；of
B
for；for
C
for；of
D
of；for