下列物质中,不能与水形成溶液的是 A.白糖 B.食盐 C.味精 D.植物油

题型:选择题

问题:

下列物质中,不能与水形成溶液的是

A.白糖

B.食盐

C.味精

D.植物油

考点:溶液的定义、组成及特征溶解过程中的放热和吸热乳化和乳化作用悬浊液、乳浊液
题型:选择题
选词并用其适当形式填空,每空1词。(10分)
make   safe   from   but   no   eat    get    few    problem    sell
 Many young people like KFC’s food.These days,in China we can see __小题1:__ people eating in KFC restaurants than before when we walk past them,because some of their foods are not  _小题2:__.The danger comes __小题3:__ Sudan I(苏丹红).If a person eats too much of it’he may __小题4: __ cancer.Scientists have found Sudan I in some of KFC’s foods and asked it to stop __小题5:__ them.Sudan I is a red dye(染料), _小题6:__ it shouldn’t be used to color foods.However, some people put it in foods to__小题7:__ them look better.Now KFC restaurants are selling those foods again after scientists found _小题8: more Sudan I.If you __小题9:__ some of those foods last week, don’t worry.There was very little Sudan I in them.It shouldn’t be a big __小题10:__.
题型:选择题

关于脾切除术的描述,下列哪项是错误的()。

A.非肿瘤性脾囊肿不需要脾切除

B.慢性淋巴细胞白血病可以行脾切除术

C.丙酮酸激酶缺乏症可以行脾切除术

D.3岁的儿童可以行选择性脾切除术

E.免疫性血小板减少性紫癜可以行脾切除术

题型:选择题
把1-10的数字卡片反扣在桌面上,任意摸出一张,摸到素数的可能性是(  )
A.
1
2
B.40%C.
1
3
D.
3
5
题型:选择题

客货共线Ⅰ级线路路段,设计行车速度160km/h的区间,最小曲线半径一般区段为()。

A、2000m

B、2500m

C、3000m

D、3500m

题型:选择题

根据目前我国的实际情况,我国社会保险的筹资模式应采用()

A.现收现付制

B.财政拨款解决

C.部分基金式

D.完全基金式

更多题库