_______ she seems to put on a smiling face every day, she hasn’t really got over the shadow of exam failure.
| A．Because | B．As | C．Whether | D．While |
相关试题
Most Americans would prefer to keep their problems _____themselves, and solve their problems ______ themselves.
| A．to; by | B．by; to | C．for; to | D．in; on |
I was ___ the point of telephoning him when his letter arrived. 
| A．in | B．to | C．at | D．on |
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