It is not always easy for the public to see _______ use a new invention can be of to human life.
#78741
A
whose
B
what
C
which
D
that
推荐题目
Yesterday was my birthday. My friend sent me a CD is made by Han Geng.
#36493
A
who
B
what
C
which
D
whom
If you don’t know ________ the new robot toy, you’d better read the instructions first.
#38442
A
where to mend
B
how to make
C
how to use
D
where to buy
Sorry for my being so late, but you couldn’t figure out _______ great difficulty I had finding the right way here.
#79085
A
which
B
how
C
what
D
so
I think _______ necessary for you _______ breakfast.
#37751
A
this; have
B
that; to have
C
it’s; to have
D
it’s; have