___________ certain that his invertion will lead to the development of production.
#15238
A
That’s
B
This is
C
It’s
D
What’s
推荐题目
— Which of the caps will you take?—I’ll take______ , one for my father, the other for my mother.
#57037
A
neither
B
both
C
all
D
either
We shouldn’t take for granted that we still have a lot of time before the Entrance Examination.
#15571
A
this
B
that
C
it
D
such
The two girls are so alike that strangers find ____ difficult to tell one from the other.
#15830
A
it
B
them
C
her
D
that
The thought of going back home was _______ kept him happy while he was working abroad.
#14745
A
that
B
all that
C
all what
D
which
One of the first foreign expeditions _______ Mount Qomolangma arrived in Tibet in 1921.
#15267
A
climbing
B
climbed
C
had climbed
D
to climb