搜题请搜索小程序“爱下问搜题”
问题 选择题

下图所示的实验基本操作正确的是（　　）

A．

闻气味

B．

取固体药品

C．

稀释浓硫酸

D．

倾倒液体

答案

A、化学实验室里的药品，有的有毒，有的有腐蚀性，不能直接去闻药品的气味，应用手扇味．

B、不能用手直接取固体药品，应用药匙或镊子．

C、稀释浓硫酸时，应把浓硫酸倒入水中．

D、倾倒液体时，瓶塞应倒放在桌子上．

故选A．

听力题

22

小题1: In memory of the 90th anniversary of the founding of the communist party of China , our school held a c__________of singing a few days ago

小题2:If it is c _______ to you, please pay a visit to me when your are in town.

小题3:We must be a _____ of the skillful methods used in ads to try and sell us things.

小题4:In defeat, they found something more p ______ than victory---they found friendship, hounour and respect. .

小题5:Although the power was cut off yesterday, the hospital still f________ (运作)normally.

小题6:At what age are children able to ____________(区分) between right and wrong ?

小题7:We should be fully aware of the ___________(重要性) of television in shaping our ideas.

小题8:After the chemical works exploded last week, much __________(有毒的 ) gas was given off.

小题9:A technique used f _____（频繁）by many players is to stare at the people they are playing against to make them feel uncomfortable.
查看答案
单项选择题

房产（）是全面反映房屋及其用地的位置和权属等状况的基本图，是测绘房产分丘图和房产分户图的基础资料，也是房产登记和建立产籍资料的索引和参考资料，比例尺一般为1：500。

A.分幅图

B.宗地图

C.分丘图

D.分户图
查看答案