Question

【题目】The door won't open if you don't give it ______ hard push.
A.a
B.an
C.the
D./

Answer 1

【答案】A
【解析】句意：如果你不用力推一下，那扇门将不能关上。push当名词讲时是可数的，hard开头是辅音音素。所以答案是A。