英语语法分析

We prepare the antigen and antiserum of e. C. Bacilus and checked the Ethe drugs the antiserum.

提要制备了大肠杆菌抗原和抗血清，并用抗血清检测药品中污染的相应抗原。

The Reverend was tired of feeling uncomfortable and helpless when he saw people on ethe street. "the Open Door" was his solution to the problems.

牧师不希望再因为看到街头游民，而感到不安和无助，因此成立“敞开的门”来解决问题。