残疾人取得的收入免征个人所得税。
参考答案：错
Between the two lectures _____ a break, _______ the audience can buy ice cream.
A．is; when
B．are; when
C．are; which
D．is; which
燃气灶具自动打火失灵，打不着火的原因有哪些，应采取什么措施？
