With his attention________on the shops along the roadside，he knocked an old man down while riding to school.

A  concentrating     B．concentrated     C．to concentrate      D．concentrates

答案　B

解析　考查词组，故选B项。

从A、B、C、D中找出划线部分与所给单词的划线部分读音相同的选

A．wave　　　B．village　　　C．nature　　　D．island

一、情态动词类

.Facts prove that the world’s economic development is not a win—lose game but one in which all _____be winners.

can              B.shall              C.must           D.would

一、情态动词类
.Facts prove that the world’s economic development is not a win—lose game but one in which all _____be winners.
can              B.shall              C.must           D.would

从A、B、C、D中找出其划线部分与所给单词的划线部分读音相同的选

ceiling

[　　]

A． increase　　　B． recently　　　C． protect　　　D． escape