中考英语知识点：频度副词位于句首的用法

　　1. sometimes常可用于句首。如：

　　Sometimes she comes late.

　　有时她来得晚。

　　Sometimes she didn’t agree with me.

　　有时她和我意见不一致。

　　Sometimes we get a lot of rain in August.

　　有时在8月份雨水很大。

　　2. often用于句首时，通常表示强调，且其前一般有quite, very修饰。

　　如：Very often he comes in late.

　　他常常迟到。

　　Quite often the phone rings when I’m in the bath.

　　电话经常在我洗澡时响。

　　3. usually有时也用于句首，其前不用修饰语。如：

　　Usually I get up early.

　　我平时起得早。

　　Sometimes he comes by bus, but usually he comes by taxi.

　　有时他坐公共汽车来，不过他通常还是打的来。