What colour _________ your eyes? [ ]
A. is
B. am
C. are
答案：C
道德水平低的人容易走上违法犯罪道路。[ ]
Ph染色体的检出有助于诊断的疾病是
A．AML-M1
B．AML-M2a
C．AML-M3a
D．CML
E．ALL
