大多数 汉语被动句表明说话人对事件的一种客观态度；而英语使用被动句则尽量体现主观性。

A、说不了

B、说得了

C、说得出来

D、说不出来

A、Literature critics is not only useless to readers, but also to writers.

B、Literature critics is useless either to readers or to writers.

C、Literature critics is of significance neither to readers nor to writers.

D、other

A、I felt sleepy when i was hearing his speech.

B、On hearing his speech, i felt sleepy.

C、His speech sent me to sleep.

D、His speech made me sleepy.