___________ books do you have?[ ]
A. How much
B. How are
C. What's
D. How many
答案:D
Excellence is not difficult ---simply decide right now to give it your best shot---____you will be amazed with ___ life gives you back.
A.and; what
B.but; that
C.but; whose
D.and; whose
维生素B2缺乏病的多发季节( )。
A.春季 B.夏季C.秋季 D.冬季