During virtual reality operations, the surgeon can have a better view of the cuts in the body because ________. A: he is looking at the cuts on a computer screen B: the cuts can be examined from different angles C: the cuts have been highly magnified D: he is wearing 3-D glasses

Becoming women is to have the abstract universality of women being ( ). A: productive B: tender C: tolerant D: strong

The storm left, _______________ a lot of damage to this village. A: caused B: to cause C: having caused D: to have caused

Many accidents____ by careless drivers last year. A: are caused B: were caused C: have caused D: will cause

She proposed that we ______ a meeting. A: have B: had C: have had