首先 致歉 因为没能找到题号~
According to analysts, an alliance between three major personal computer companies and most of the nation's largest local telephone companies would enable customers to receive internet data over regular telephone lines with speeds much higher than is currently possible.
a. with speeds much higher than is
b. with speeds that are much higher than are
c. at much higher speeds as are
d. at much higher speeds than that
e. at speeds much higher than are
答案 e are 哪来的... 和前面无法对称阿
Scientists have dated sharp-edged flakes of stone found in the fine-grained sediments of a dry riverbed in the Afar region of Ethiopia to between 2.52 and 2.60 million years ago, pushing back by more than 150,000 years the earliest date when it is known that humans made stone tools.
A. when it is known that humans made
B. at which it is known that humans had made
C. at which humans are known to have made
D, that humans are known to be making
E. of humans who were known to make
答案e 但是 date of humans 很别扭阿.。。。 虽然其他肯定不对...
求解答... 谢谢
1.speeds are available
2.我记得似乎是天山的题，但答案应该是c把
1.available 怎么来的.... 前面没有be动词 就这么凭空加了一个 真的可以么 为什么不选d呢.... 总之 分不出
2.xdf的书上写的答案是e~ 我倒是也选c 可现在觉得时态似乎有点问题...
恩... 继续请教...
| 欢迎光临 ChaseDream (https://forum.chasedream.com/) | Powered by Discuz! X3.3 |