Question

【题目】______ go out for food. Some work in the tunnels as guards and workers.
A.Not all the ants
B.All the ants not
C.Both the ants don't
D.All the ants

Answer 1

【答案】A
【解析】句意：并非所有的蚂蚁都外出觅食。一些工作在隧道当保安和工人。部分否定的结构是not all do或者all…don't，因此选A。