单项选择题

（　　）主要决定了移动应用的网络质量，如带宽、传输速率等。 A.
中间件层 B.
移动应用层 C.
网络基础层 D.
以上都不是

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It can be inferred from the passage that ______.A.tobacco lobbyists has a rather strong influence on domestic politicsB.the health ministries of poorer countries don't want to control tobacco useC.tobacco industry brings more harm than good to the poorer countriesD.each country should be free to decide if the promotion of smoking should be stopped
A.A.tobacco
B.the
C.tobacco
D.each
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Clerk: Good morning. Can I help you?Miss Chang: Yes, I'd like a one-way ticket to Manchester 8:15 tomorrow evening.Clerk: Fifteen pounds, pleasE.Miss Chang: ______.A.Here you areB.Here it isC.There is the paymentD.Take the payment, please
A.Clerk:
B.Miss
C.
A.Here
D.Here
E.There
F.Take
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