问题
选择题
It has been evident that too many children in the city are left ________ when their development requires parents’ close attention.
A．alone
B．off
C．out
D．behind
答案
答案：A
这题考查词组辨析：Leave alone 听其自然，不管，leave off停止，leave out遗漏，leave behind留下，句意是：很显然，城市里的很多孩子在发展需要父母密切关注时，却被置之不理。选A。