问题
选择题
Having been ill in bed for nearly a month ,he had a hard time________ the exam.
A．pass
B．to pass
C．passed
D．passing
答案
答案：D
句意：由于卧病在床几乎一个月之久，因此他非常艰难的通过了考试。Have a hard time /difficulty/trouble ….(in)doing sth.做某事有艰难、困难或有麻烦。