题目内容
(请给出正确答案)
[单选题]
His compass proved___to him when he was lost in an unknown country.
A.valuable
B.precious
C.expensive
D.dear
答案
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A.valuable
B.precious
C.expensive
D.dear
第1题
A.expensive
B.dear
C.valuable
D.precious
第2题
A.put on
B.took off
C.dressed off
第3题
The teacher came into the room, with his hands ______ behind his back.
A.being crossed
B.having crossed
C.crossed
D.to be crossed