第29题: [单项选择]I'll come ______ John is invited, too. A. on condition that B. in condition that C. in the circumstances that D. in case that 参考答案:A 答案解析:on condition that意为“如果,在……条件下”:in condition that意为“在……的状况,状态下”;in the circumstances意为“既然如此;在这种情况下”;i