一个单载波的小区共可以同时呼起()部话音电话
参考答案:23或24
The path______the park is lined with many trees.
A.leading to
B.led to
C.was leading to
D.which leading to
下列哪一个变量不能计入GDP()
A.消费
B.工资
C.政府购买支出
D.政府转移支付