Thisisakindofeffectiveclassroo-优题课

This is a kind of effective classroom teaching ______ students learn independently and cooperatively.

A．where

B．which

C．what

D．when

科目英语题型单选题难度中等

知识点：定语从句综合并列句

He looked at the envelope(信封) and _____ Jenny’s handwriting immediately.

American English has changed _______ the centuries. There are several reasons _____ this.

The little boy fell asleep while ______TV. So his mother sent him to bed at once.

---Look! The telephone is broken. Someone damaged it ________ purpose.
---That may be right. But perhaps it was broken _________ accident.

Recently our government policymakers are very ______ about the rapidly rising food cost.