(每日一练)（精选试题附答案）高中英语必修一 Unit4NaturalDisasters 考点
        题型与解题方法


单选题

1、It was in the lab ________ was taken charge of by Professor Black ________ they did the experiment.

A．that; whereB．which; that

C．whom; thatD．which; where

答案：B

考查定语从句和强调句型。句意：他们是在 Black 教授负责的实验室里做实验的。分析句子可知，第一空引导定
语从句，先行词是 lab，关系词在从句中作主语，应用 that 或 which 引导；第二空和句首的 It was 构成强调句型，
被强调部分是地点状语 in the lab，故此处用 that。故选 B 项。

2、
The project savings from cooling is about $4,000 a year on a new roof ________ life span is about 50 ...