哪些病人不能食用碘盐()
A.甲状腺炎症
B.高碘甲状腺肿
C.甲亢
D.甲减
E.甲状腺异位
参考答案:A, B, C
9.-The box is too heavy for me to carry.
- .
A.Never mind
B.Let me give you a hand
C.I'll do you a favour
D.My pleasure
钢筋焊接网长度不宜超过10m,宽度不宜超过3.3m。( )