单项选择题
"None of them need do any work today, （） they" "Yes, all of them（）
A. needn't; need B. mustn't; must C. need; needn't D. need; must
单项选择题 The doctor was reading a test report when the patient （） in by a nurse.
单项选择题 It was said that the new car （） to the institute as a gift by a businessman.
单项选择题 Though it began raining, the peasants （） rice.
