Question

【题目】These animals are in danger．We should think ______ to protect them．

A．how we can do B．how can we do

C．what we can do D．what can we do

Answer 1

【答案】C

【解析】

试题分析：句意：这些动物濒临灭绝，我们应该思考我们能做些什么来保护他们。此句是一个宾语从句，从句应该用陈述句的语序，排除B,D；how疑问副词，表方式；what疑问代词，作do的宾语。A答案缺少宾语。故答案为C。