题型：判断题 读一读，给问句选择最佳答语。( ) 1. Li Ming, why do you wear your boots?( ) 2. Why is she quiet?( ) 3. Why don't they drink their tea? ( ) 4. Danny, why do you wash your hands? ( ) 5. Why is she crying? ( ) 6. Why is it cold? ( ) 7. Why is he happy? ( ) 8. Jenny, why are you sitting on the couch?( ) 9. Mr. Wood, why do you draw a circle? ( ) 10. What do you always do in winter?A. Because they are dirty. B. Because it is raining outside.C. Because my favourite shape is a circle.D. Because I am tired.E. Because she hurts her finger.F. Because it is snowy.G. Because their tea is too hot.H. Throw snowballs.I. Because she is reading a book. J. Because he has lots of food. 查看答案
题型：判断题 关于三羧酸循环过程的叙述正确的是（）。A．循环一周生成4对NADHB．循环一周可生成2ATPC．乙酰CoA经三羧酸循环转变成草酰乙酸D．循环过程中消耗氧分子E．循环一周生成2分子CO2 查看答案