[-B32] It was not until the early years of the 19th century that _______ what heat was.
A.man knew
B.did man knew
C.didn't man know
D.did man know
翻译并分析
人气：133 ℃ 时间：2020-01-29 16:09:04
解答
人们直到十九世纪初期才知道暖气是什么.
因为前面有了一个that,后面要加完整句子,后面的选项只适用于没有that的情况下.
如果没有that,那么not until 后面要谓语前置,而直到才,not until .did .do 则应该选D
推荐
- 第28题 (2.0) 分 Not until the early years of the 19th century（） what heat is.
- not until the early years of the 19 century ___ what heat is.
- That was the situation until a couple of years late That 代指 the situation 么
- untill the early years of the 19th century did man know what heat is.
- :it was not until the middle of the 19th century that the film came into being.
- 坝内水位175米,压强1.75×10五次方.求底部受到的压强
- 小明从家到学校上课,开始时每分钟走50米的速度,走了2分钟,这时它想:若根据以往上学的经验,再按这个速度走下去,将要迟到2分钟,于是他立即加快速度,每分钟多走10米,结果小明早到2分钟,小明家到学校的路程有多远?
- 带有 i 的单词有哪些?
猜你喜欢
