—________ do you update your micro blog (微博)? —Twice a week.
#41207
A
How long
B
How often
C
How many times
D
How soon
推荐题目
My father has worked there ___________.
#41068
A
since five year
B
since 1990
C
for five years ago
D
five years
It’s important ________English well.
#40875
A
for us to learn
B
of us to learn
C
of us learning
D
for us learning
.It’s important __________ us students _______ carefully in class.
#40839
A
for; listening
B
of; listen
C
for; to listen
D
of; to listen