下列具有极性的细胞器是()
A.高尔基体
B.核糖体
C.溶酶体
D.过氧化物酶体
E.内质网
参考答案:A
选出下列词语中加点字的读音完全正确的一项。(2分)
A.菜畦(wā)酝酿(niànɡ)亢奋(kànɡ)忍俊不禁(jīn)
B.迸溅(bènɡ)澄清(chénɡ)畸形(jī)惟妙惟肖(xiāo)
C.琐屑(xiè)地壳(ké)萌发(ménɡ)中流砥柱(dǐ)
D.嫌恶(wù)阔绰(chuò)招徕(lái)销声匿迹(nì)
Jack, ., or you will get heavier.
A.doesn't play sports any more
B.doesn't eat so much meat
C.don't play sports any more
D.don't eat so much meat