__________ she couldn't understand was__________ fewer and fewer students showed interest in her lessons.
| A．What; why | B．That; what | C．What; because | D．That; why |
相关试题
It is the years we spent together at college ________ have a deep effect on my life.
| A．which | B．that | C．when | D．where |
Don’t be worried. I’ll _
_______ your pet dog when you’re away.
| A．deal with | B．care about | C．look into | D．care for |
Only after the woman had her own child ________ how difficult it was to be a mother.
| A．she realized | B．had she realized | C．she had realized | D．did she realize |
The determined mother has devoted all she has to ________ her son o
ut of trouble.
| A．helping | B．help | C．have helped | D．having helped |
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