题目内容：

that if 和if that

优质解答

首先这两个呢,都不是词组.第一个 that if 是that 加从句,+ifIt tells you that if you purchase this chicken.它会告诉你如果你买了这些鸡肉.if that 是 if +从句If that idea can be put into practice it will, in...