18. _________ she couldn’t understand was __________ fewer and fewer students showed interest in her lessons.
A. What; why
B. That; what
C. What; because
D. Why; that
(责任编辑:admin) |
18. _________ she couldn’t understand was __________ fewer and fewer students showed interest in her lessons.
A. What; why
B. That; what
C. What; because
D. Why; that
(责任编辑:admin) |