问题

121 The problem was that Einstein’s familydid not have enough money to pay for hisfurther
A:to open
B:opened
C:opening
D:having opened
B:opened
C:opening
D:having opened
正确答案是:
同类题型
Jessica’s parents always encourage her ________ out her opinions.
the summer camp, I realized I wanted totake a route ________ I could use English all the time.
How about_________out for a walk,mum
Hewill give me a present that I _____ for a long time.
79. Such a grammar mistake is ______ among the beginners of English study.