“南朝四百八十寺，多少楼台烟雨中”，诗句中的“南朝”四个朝代的先后顺序依次为（    ）

关于平均速度和平均速率以下说法中正确的是（   ）

Pam: So how are you enjoying____ (live) in the countryside?

Jane: Oh, it's very nice. The house is much bigger than the flat we had in London and one of ____ best things is being able to walk out of the back door into ____ own garden.

Pam: Mm, that must be lovely. So all in all, it's much better than London, isn't it?

Jane: Well, I'm not sure I would say that. It's certainly less polluted here ____ I suppose it's less stressful and that must be good for me. But it's just so much quieter here and that takes some time to get ____ (use) to.

Pam: But it's so much busier on the streets here in London. It must be nice to walk around somewhere that is much less crowded.

Jane: Well, sometimes it is. Anyway,____ least I'm coming up to London next weekend. I'm more excited about that than I am about anything ____(happen) round here.

Pam: Oh dear, you seem to be thinking that you haven't made the best ____ (decide)

Jane: Well, perhaps I'll feel more settled here after a few months.

Pam: Yes,____ (probable). I personally think you're lucky to be where you are. When I ____(come) to visit you, I thought it was one of the most beautiful places I'd ever seen.

某农场购买了一批生根粉准备用于某植物的批量扦插，说明书没有注明该植物适宜的使用浓度，正确的使用措施是（）