Scientists say it will be five or six years _____ it is possible to test this medicine on human patients.
#68451
A
before
B
that
C
since
D
when
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A Chinese immigrant ______ neighbours said struggled to survive in America was arrestedSunday because he used a butcher knife to kill his relatives.
#66600
A
whose
B
which
C
whom
D
who
6. I'll give you my friend's home address, _________ I can be reached most evenings. 7.
#74678
A
which
B
when
C
whom
D
where
It is worth pointing out that the mishearing or misunderstanding of instructions in English, and the use of another language, in an international conversation, ______ two recent aircraft accidents.
#68380
A
leading to
B
to lead to
C
led to
D
have led to
It was in the mid-1980s that cartoons began to take off in China,_________there were only pictured-story books.
#73404
A
when
B
after that
C
before which
D
where