题目内容
In the north people sometimes tie straw ropes (草绳) round the trees in winter to ______ them from the cold.
| A．stop | B．prevent | C．save | D．protect |
D
词义辨析。 A.停止，阻止；B. 预防，防止；C. 救援，节省；D. 保护，警戒。句意：在北方冬季人们有时在树的四周系上草绳老保护他们应对严寒。故选D.
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