【单选题】–I hear there’s a good French restaurant nearby. Why not ________ there for lunch? –Yeah, let’s go.
【单选题】We should divide the class ______two groups.
【简答题】资本流通总公式是什么?总公式的矛盾是什么?怎么解决矛盾?
【单选题】我国规定的安全电压额定值等级为( )。(1分)
【单选题】We should divide all the potatoes ________ two piles and separated the good ones ________ the bad ones.