【判断题】线型光束感烟火灾探测器具备感烟火灾探测功能,同时,可以识别一定程度的灰尘污染,被遮挡时可以发出(遮挡)故障信号,适用于初始火灾有烟雾形成的大空间火灾探测。
【单选题】—What a hot day! —The weather report says it will be even tomorrow.
【单选题】用力呼气时胸膜腔负压变小,静脉回流量( )
【单选题】— What a hot day! Have you had a drink? — Yes. But I'd like to have _____ after work. [ ]
【多选题】When talking about health, you can say: ( )
A.
I feel ill / I don’t feel very well.
B.
I’ve had / got / caught a cold.
C.
I’ve been depressed lately.
D.
I’ve got a bit of temperature.
【单选题】—What a hot day! Have you had a drink? —Not yet. But I’d like to have after work.
【单选题】—What a hot day! —The weather report says it will be tomorrow.
【判断题】目前广泛使用百度等搜索引擎大多数是基于全文检索原理工作的。
【单选题】1905年,有一些中国人喊出如下宣言:“中国者,中国人之中国;中国之政治,中国人任之。”驱除鞑虏之后,光复我民族的国家。对这一宣言解读不正确的是()