问题
选择题
If we work hard with a strong will, we _____ overcome any difficulty, however great it is.
A.must
B.need
C.should
D.can
答案
答案:D
考查情态动词:A.must必须,B.need需要,C.should需要,D.can表示:有客观可能,句意是:如果有坚强的意志去工作,无论困难有多大,我们都有可能克服它。选D。