单项选择题
A. might lose B. would have lost C. should have lost D. must have lost
The doctor suggests that a person （） exercises every da...
单项选择题The doctor suggests that a person （） exercises every day if he wishes to be healthy.
A. does B. did C. do D. will do
The police found that George had still another （）of inc...
单项选择题The police found that George had still another （）of income
A. origin B. source C. basis D. means
It was from Stephen （） she first heard of the man refer...
单项选择题It was from Stephen （） she first heard of the man referred to as a specialist
A. whom B. who C. that D. when
