问题
选择题
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
答案
答案：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.