Athe mid-1950s
Bthe mid-1960s
Cthe 1970s
Dthe 1980s
第1题：
(A)when
(B) once
(C) which
(D) since
正确答案：D
解答参考：D此题考察句型It has been…since that… 自从……以来有多久了【译文】从铁路建成以来有一个多世纪之久了。
第2题：
His sister left home in 1998, and _______since.
A. has not been heard of B. has not been heard of
C. had not heard of D. has not heard of
第3题：
Wood has been used to make paper since the 19th __________(世纪).
第4题：
A、has employed
B、was unemployed
C、had been unemployed
D、has been unemployed
第5题：
There has been housing development on a massive ________ since 1980.
A range
B scale
C degree
D level
第6题：
A.has been used
B.being used
C.has used
D.used
第7题：
His sister left home in 1998, and_________ since.
A．had not been heard of
B．has not been heard of
C．had not heard of
D．has not heard of
第8题：
The number of foreign students attending Chinese universities ________ rising steadily since1990.
A. is B. are C. has been D. have been
第9题：
A、charge
B、force
C、power
D、control
第10题：
It has been raining ______ last Saturday.
A、on
B、 for
C、till
D、 since