问题

The work was difficult, but Tom’s ____expression showed that he would finish it in time.

A:stubborn
B:determined
C:concerned
D:surprised

正确答案是：

同类题型

You must notice ______ the emergency exit is when youenter the building

The whole class greatly moved at his words.　　

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Why didn’t Clair apply for the job? She _______ it.–She ________ so, if her daughter hadn’t fallen ill.