题目内容

1、甲级防火门耐火极限是______________小时。

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乙级防火门耐火极限是______________小时

丙级防火门耐火极限是______________小时。

In my family,my mum had a full-time job and my dad___most of_.

A. did;thehomework•
B. did;thehousework•
C. both:they'rethe same

Whenever we have a big family dinner,my mum cooks and my dad _______afterwards.

A. •a.doesthe washing-up
B. •b.dosethe dishes
C. c.both:they'rethe same