Suan!Where have you been? You have no idea ___ worried I was.
#74101
A
how
B
that
C
that how
D
what
推荐题目
They promised to develop a software package by the end of this year, ________ they might have.
#67763
A
however difficult
B
how difficult
C
whatever difficulty
D
what difficulty
The box is ________ heavy ________ I can’t lift it.
#41041
A
too, to
B
very, that
C
so, that
D
too, that
He makes about $1000 every week，much ______ is spent on books.
#72239
A
of which
B
in that
C
among which
D
of it
Evidence has been found through years of study _____ children’s early sleeping problems are likely to continue when they grow up.
#67792
A
why
B
how
C
that
D
whether