—Is this your father?
—No, ______. [ ]
A. it is
B. it isn’t
C. he is
D. he isn’t
答案:B
判断。(对的画“√”,错的画“×”)
(1)小数的位数越多,小数就越大。[ ]
(2)小数都比1小。[ ]
(3)3.6元和3.60元大小相等。[ ]
(4)0.92比1.02大。 [ ]
仅发现于SLE患者中()
A.抗核RNP抗体
B.抗Sm抗体
C.抗Jo-1抗体
D.抗SSA/Ro抗体
E.抗Scl-70抗体