问题
选择题
(2013·合肥一中二模)The school recommends parents ________ their children to swim in rivers or lakes during summer holidays.
A．not permit
B．do not permit
C．mustn't permit
D．couldn't permit
答案
答案：A
选A recommend在此意为“建议”，其后的宾语从句用虚拟语气，谓语用“should＋动词原形”，其中，should可以省略。