“它长得又高又大。”可翻译为：_____。

____年____ 月____ 日，日本炮击东北军驻地北大营，发动了震惊中外的九一八事变。

①蒸馏时，先点燃酒精灯，再通冷凝水

②加热氯酸钾和二氧化锰制备氧气，用排水法收集气体后，先移出导管后撤酒精灯

③实验室制取某气体时，先检查装置气密性后装药品

④分液时，先打开分液漏斗上口的塞子，后打开分液漏斗的旋塞

⑤H₂还原CuO实验时，先检验气体纯度后点燃酒精灯

⑥使用托盘天平称物质质量时，先放质量较小的砝码，后放质量较大的砝码

⑦蒸馏时加热一段时间，发现忘记加沸石，应迅速补加沸石后继续加热

⑧用98%的浓硫酸配制2mol/L的硫酸时，稀释浓硫酸后先放置至室温后转移到容量瓶中．

    Today is Sunday. It is a sunny day. Mike and Paul are going to have a picnic in the park. There are many green trees. Near the gate，there is a lake. Some ducks are swimming on the lake.

    Mike and Paul are going to have lunch at half past eleven. Then they are going to read some books under a big tree.