—Do you know_______?—Yes. At about twelve. I was just about to go to bed. 
#39113
A
when he came back
B
when he will come back
C
when did you go to bed
D
whether he goes to bed late
推荐题目
 Do you know ______________ last Sunday?
#38179
A
where they had a picnic
B
where did they have a picnic
C
where they have a picnic
D
where will they have a picnic
By reading the article, we know how ______ in our daily life.
#37786
A
will we protect the earth
B
we can reduce pollution
C
should we save water
D
we must recycle things