取一个成熟的番茄果实,用开水烫过,能在其表面撕下一层皮,它是( )
A:保护组织
B:输导组织
C:神经组织
D:分生组织
The movie is ___________ moving ___________ we all cry.
(2015•东营)若分式方程x-ax+1=a无解,则a的值为____ .
⑴____ A.book B.good C.look D.school
⑵____ A.student B.Tuesday C.June D.useful
⑶____ A.bread B.speak C.teacher D.eat
⑷____ A.orange B.geography C.big D.vegetable
⑸____ A.thank B.that C.brother D.those