【问】 Tom didn’t call the police，Brenda didn’t call____.

A.them.either B.them，too

C.him，either D.him，too

标准答案规定选A。但为什么不能选B呢?又为什么不能选C呢?

【答】 副词too是断定词项，用于肯定句，不能用于否定句，而副词either是非断定词项，用于否定句。

Her mother’s coming，too.

1. Her mother’s not coming either.(CGEL)

2 .“I like opera.”___“I do too.”

“I don’t like opera.“___”I don’t either.”(Swan)

3 .Ann will stay late and Barbara will too.

Ann won’t eat tlluch and Barbara won’t either.(CGEL)

至于为什么不能选C.见police。

请做下面的英语试题：

1.I wouldn’t want to ride a bus to school too unless I lived too many miles away.(TOEFL，79.2—4)

2.“We won’t be finished until tonight.”“And they____.”

A.will，either B.won’t，too

C.will，neither D.won’t.either(TOEFL，76.2)

3.Harvey seldom Pays his bills on time，and his brother does too.(TOEFL，83.1)

4.“I haven’t been to Cuilin yet.”“I haven’t been there，____.”

A.too B.also C.either D.neither(全国高考英语试题，83)