单选题：An investigation was made into the accident, （　　） fifty peop

题目内容：

An investigation was made into the accident, （　　） fifty people were killed. A．for that
B．where
C．when
D．in which

参考答案：

答案解析：

（　　） the earth to be flat, many feared that Columbus would f

（　　） the earth to be flat, many feared that Columbus would fall off the edge of

分类：公共英语四级题型：单选题

The speech（　　）, a lively discussion started.A．being delivered B．was delivered C．

分类：公共英语四级题型：单选题

The manager promised to keep me（　　）of how our business was going on. A．to be inf

分类：公共英语四级题型：单选题

He came back late, （　　） which time all the guests had already left.A．after B．by

分类：公共英语四级题型：单选题

I bought a new house last year, but I（　　）my old house yet, so at the moment I ha

分类：公共英语四级题型：单选题