. __________ by a greater demand of vegetables, farmers have built more green houses.
| A．Driven | B．Being driven |
| C．To drive | D．Having driven |
相关试题
I’m ______ captain of the class team at school and I’m also ______ member of the Senior High team.
| A．不填; a | B．a; a | C．the; the | D．the; 不填 |
From time to time a crocodile has snatched someone _______ he or she is even aware that the crocodile is there.
| A．when | B．until | C．since | D．before |
_____ unemployment and crime are high, it can be assumed that the latter is due to the former.
| A．Before | B．Where | C．Unless | D．Until |
_____the Internet is of great help, I don’t think it ‘s a good idea to spend too much time on it.
A
. If B. While C. Because D. As
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