【简答题】Apparently,we are safe neither at home nor in the business office.We use water in both places,but the research shows that chemicals added to our local water supply to kill harmful bacteria can have un...
【单选题】Intelligent use of the muscles means that ________.
A.
one always knows what his muscles are doing
B.
one performs simple actions whithout working
C.
one’s muscles are used only to the extent necessary for each action they perform
D.
one improves muscular action consciously
【单选题】巴赫是巴洛克时期的重要音乐家,他一生没有离开过
【单选题】巴赫是巴洛克时期的重要音乐家,他一生没有离开过( )