推理“①矩形是平行四边形;②正方形是矩形;③正方形是平行四边形”中的小前提是( )
A.①
B.②
C.③
D.以上均错
答案:B
①是大前提,③是结论,②是小前提.
绕在卷轴上的光导纤维
-----Excuse me, but I wonder if Joan is available at 3:30 this afternoon.
-----I’m afraid he ________ Harry Potter and the Philosopher’s Stone.
A.will watch
B.will be watching
C.is to watch
D.is watching