---Who can tell me_______?   ---Every 15 minutes.
#36448
A
when the bus will arrive.
B
how often the bus arrives
C
how long has the bus been away
D
when will the bus arrive
推荐题目
I don’t know _____.
#38422
A
what happened to him
B
what did he happen
C
what he happened
D
what was the matter
I love teachers ________  are friendly to us.
#36580
A
who
B
what.
C
where
D
whom
 We asked six students what ______ yesterday.
#38535
A
do they do
B
did they do
C
they did
D
they do