题目内容：
第50题应选：
A．or B．and
C．since
参考答案：
答案解析：
单选题：第50题应选：
- 题目分类：公共英语一级
- 题目类型：单选题
- 查看权限：VIP
B．and
C．since
B．and
C．since
The policeman asked the boy his name and how old he________.
The policeman asked the boy his name and how old he________. A．Was B．Had C．has b
The pupils' parents are happy with the bank' s credit card p
The pupils' parents are happy with the bank' s credit card plan. A．Right B．Wrong
第54题应选：
第54题应选：A．Under B．On C．in
Your paper is well ________but it' s too long and you have t
Your paper is well ________but it' s too long and you have to cut it short. A．to
You are half an hour late．Try to come to class________time t
You are half an hour late．Try to come to class________time tomorrow.A．On B．at C．