It is not until he failed in the testhe realized he should work hard.
A. when
B. before
C. that
D. after
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we began studying English.
A. It is not until 1992 that
B. It is until 1992 that
C. It is not until 1992 when
D. It is not until 1992 while
It was not until he had arrived at home his appointment with the doctor.
A. when remembered
B. did he remember
C. that he remembered
D. and he remembered
she first heard of the woman referred to as an economist.
A. That was from Harris
B. It was Harris whom
C. It was Harris that
D. It was from Harris that
The candidate spoke confidently,impressed me most.
A. so that
B. it
C. that
D. which
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