填入下面一段文字横线处的语句，最恰当的一句是（ ）随着雾霾频发，油品质量对环境的影响引起了人们越来越多的关注，有测试表明，一些城市空气中PM2．5的20%左右来自机动车尾气，而只要使用符合新标准的汽油和柴油， 。有鉴于此，我国将加快促进成品油质量升级国家专项行动。

Can you cook eggs with tomatoes — Yes, of course. ______ can do it , because it is easy, I think.

Anyone called me when I was out –Yes. A man did and he called ___ John.

ay you wrote is excellent, which arapid improvement on your recent work.

If you don’t bring a birthdaypresent to Lucy, you may– Thank you for reminding me Surely I’llbuy her one this evening