单项选择题
A. pollute B. polluted C. polluting D. being polluted
They found the lecture hard ()A. to be understoodB. to ...
单项选择题They found the lecture hard ()
A. to be understood B. to understand C. for understanding D. to have been understood
The story he told us was very ()and we wereA. moving, m...
单项选择题The story he told us was very ()and we were
A. moving, moved deeply B. moved; moving deeply C. moving; moved deep D. moved; moving deep
Thousands of animal lives would be () daily if we just ...
单项选择题Thousands of animal lives would be () daily if we just eat vegetables.
A. spared B. freed C. escaped D. released
