—Is Tom still in New York or already back at home? —I’m not sure _________. I’ll call to make sure.
#42722
A
if he has been back
B
that he has come back
C
why he has come back
D
how he will be back
推荐题目
-I can’t find the bookstore _____ my father bought the book for me yesterday.
#43096
A
who
B
which
C
when
D
where
I will never forget the days __ we spent together in Hangzhou last year.
#42567
A
which
B
when
C
where
D
what