Scientists say it may be five or six years_______it is possible to test this medicine on human patients.
#92600
A
when
B
after
C
before
D
since
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It’s more than half a century ________ my grandfather joined the Party and became a servant to the people.
#92082
A
since
B
that
C
when
D
while
Nowadays teenagers like to go to the fast food restaurant, ________, as the name says, eating needn’t take much time.
#93870
A
which
B
however
C
therefore
D
where
_____ is no possibility to visit the factory, for the rain is so heavy.
#95124
A
It
B
There
C
That
D
This
It’s _______ that you’ve got a headache; you drank too much last night.
#93330
A
no doubt
B
no wonder
C
no use
D
no sense
A new planet has been discovered recently. It’s ______ Earth，and hopefully it can support human life.
#93306
A
almost three times the size of
B
three times the size than
C
three times almost as large as
D
almost three times as larger as