问题
选择题
Mr. Brown’s condition looks very serious and it is doubtful if he will ________.
A．pull back
B．pull up
C．pull through
D．pull out
答案
答案：C
题目分析：考查动词短语：句意：布朗先生情况危急，不知道他能否度过危险。pull through vt. 渡过（脱离，使...脱险）pull back撤出阵地，pull up停下，pull out拔出，退出，（使）离开，（火车）驶出，选C。