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

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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
单项选择题
Luckily, most sheep () the flood last month.

A. endured
B. survived
C. lived
D. passed
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