将一定质量的固体NH₄I置于密闭容器中，在某温度下发生下列反应：

①NH₄I（s）⇌NH₃（g）+HI（g）

②2HI（g）⇌H₂（g）+I₂（g）

5min后达平衡时，c（H₂）=0.5mol/L，c（HI）=4mol/L，则下列说法不正确的是（　　）

70×290≈____

70×290＝____

标出所给句子的正确顺序。

A. ‘Are you inviting her to the picnic this Sunday?’

B. ‘I'm sending an e—mail to Ann.’ Ted answered.

C. ‘No. I'm inviting her to my birthday party next month.’

D. ‘Oh, yes. Next month is your birthday. What would you like for your

birthday?’

E. ‘What are you doing, Ted?’ his mother asked.

F. ‘I want a CD player and some nice CDs.’

G. ‘All right. Shall we go shopping this afternoon?’

H. ‘Sure.’

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