问题补充:
(·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 permit
D. couldn permit
答案:
(答案→)A. not permit
B. do not permit
C. mustn permit
D. couldn permit
解析:选Arecommend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。