专四

单选题The experiment requires more money than __________

A.have been put in 
B.being put in
C.has been put in 
D.to be put in

参考答案:C进入在线模考
【译文】这个实验还需要更多的资金投入。
【解析】than作连词引导比较分句的用法。than作连词时,既有连接主句和分句的作用,又充当从句中的主语,如:He bought more things than was needed.(他买的东西比他需要的多。)