单项选择题
A. as twice many B. twice as many C. twice as much D. as twice much
（）he was tired, （）he still worked hard.A. Though ; butB...
单项选择题（）he was tired, （）he still worked hard.
A. Though ; but B. Though ; and C. Though ; / D. Although ; or
If we word with a strong will, we can overcome any diff...
单项选择题If we word with a strong will, we can overcome any difficulty, （）great it is.
A. what B. how C. however D. whatever
The ball has to be （）because of the storm.A. called onB...
单项选择题The ball has to be （）because of the storm.
A. called on B. called for C. called off D. called up
