单选题：Building that railway was very difficult and involved （　　）te

  • 题目分类：公共英语四级
  • 题目类型：单选题
  • 号外号外：注册会员即送体验阅读点！
题目内容：
Building that railway was very difficult and involved （　　）ten tunnels. A．dig
B．digging
C．to have dug
D．having dig

参考答案：【答案仅供学习，请勿对照自行用药等】
答案解析：

The gray building is where the workers live, and the white o

The gray building is where the workers live, and the white one is where the spar

分类：公共英语四级  题型：单选题
查看答案

根据下面资料，回答题 56) Fathers exposed to poisonous substances are p

根据下面资料，回答题 56) Fathers exposed to poisonous substances are probably just as lik

分类：公共英语四级  题型：单选题
查看答案

档案的本质特性是(　　)。

档案的本质特性是(　　)。A．社会性 B．历史性 C．确定性 D．原始记录性

分类：公共英语四级  题型：单选题
查看答案

涉外接待中(　　)。

涉外接待中(　　)。A．应将计划提前传给对方 B．应对计划征求意见后再定稿 C．双方确认后的事项不可再更改 D．双方确认后的事项可以修改

分类：公共英语四级  题型：单选题
查看答案