A. Harry now smokes a lot.

B. Harry used to smoke a lot.

C. Harry didn’t use to smoke a lot.

D. Harry rarely smoked a lot.

A. He objected to calling me as soon as he arrived at the airport.

B. He promised to call me as soon as he arrived at the airport.

C. He denied calling me as soon as he arrived at the airport.

D. He reminded me to call him as soon as he arrived at the airport.

A. Traffic congestion in the downtown area is blamed for the increasing number of private cars.

B. The increasing number of private cars is thought to be responsible for traffic congestion in the downtown area.

C. The increasing number of private cars is attributed to traffic congestion in the downtown area.

D. Traffic congestion in the downtown area is thought to result in the increasing number of private cars.

A. Before she worked as a hospital volunteer for years, the young girl has great experience of nursing.

B. Much as she has worked as a hospital volunteer for years, the young girl has great experience of nursing.

C. Having worked as a hospital volunteer for years, the young girl has great experience of nursing.

D. With great experience of nursing, the young girl has worked as a hospital volunteer for years.

A. Only after his leaving the school did Peter inform us of his arrival at the meeting.

B. Not until Peter told us that he would leave the school did he arrive at the meeting.

C. Hardly had Peter informed us about his leaving the school when he arrived at the meeting.

D. No sooner had Peter arrived at the meeting than he told us about his leaving the school.