进入SF6电气设备室或与其相连的电缆夹层、沟道,应先检测()含量是否合格。
A.氮气
B.二氧化碳
C.氧气和SF6气体
参考答案:C
下面是《诗经·君子于役》中的诗句,刻画了妻子对外出丈夫的思念心理,写得天然质朴。请你展开想象,运用比喻、拟人、夸张中任一修辞,将其扩写成一段情景交融的文字。(不超过60字)(4分)
“鸡栖于埘,日之夕矣,羊牛下来。” (注:埘,鸡舍)
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完成句子。
1. The city was _________ __________ (成为废墟) after the earthquake.
2. At that time many readers __________ __________ of (对…评价不高) his works.
3. The woman was ____________ ___________ (说服) buying some clothes that she didn't need.
4. Four plus three is __________ __________ (等于) seven.
5. My father __________ all his life __________ (致力于) the protection of environment.