单项选择题
(), he must be totally exhausted after a two weeks' trip by bus.
A. Being very strong B. As a strong man C. Strong as he is D. As he is strong
单项选择题 He demanded that the problem () at once.
单项选择题 () doing so, we decided to sell our new car at any price.
单项选择题 Without the worker's help, Sam () so much progress.
