问题
选择题
There is a board by the road，which ________ “Parking________”！[ ]
A．writes；forbidding
B．reading；forbidding
C．says；forbidden
D．saying；forbidden
答案
答案：C
搜题请搜索小程序“爱下问搜题”
There is a board by the road，which ________ “Parking________”！[ ]
A．writes；forbidding
B．reading；forbidding
C．says；forbidden
D．saying；forbidden
答案：C
、
两片滴有无色酚酞试液的滤纸分别放在装有浓氨水的两只试管的上方，片刻后看到