问题补充:
26. It is difficult to do some of the experiments in our physics textbooks.
A. to describe
B. describing
C. described
D. being described
答案:
A. to describe
B. describing
(答案→)C. described
D. being described
解析:可联系答.案.网客服索取。
时间:2020-08-19 03:13:11
26. It is difficult to do some of the experiments in our physics textbooks.
A. to describe
B. describing
C. described
D. being described
A. to describe
B. describing
(答案→)C. described
D. being described
解析:可联系答.案.网客服索取。