补全对话从每题ABCD四个选项中,选出一个能够填入对话空白处的最佳选项。 (5分

题型:填空题

问题:

补全对话从每题ABCD四个选项中,选出一个能够填入对话空白处的最佳选项。

(5分)

W: Hello! Tom. I haven't seen you for a long time. Where have you been?

M: 一  【1】  ,Mrs. Green.1 went to Brazil last month. I just came back yesterday.

W: Wow, that sounds great.    【2】  .

M: Ten boys in my class.

W: What did you go there for?

M:  【3】        .

W: In which city did you live when you were there?

M: In Rio de Janeiro. It's a big city and it's active, too.

W:   【4】          .

M: It's not too cold in winter but it's very hot in summer.

W: Do you like the weather there?

M:    【5】     . But I like the city very much.

W: Are you going there again?

M: Yes. We have booked tickets to a soccer game. I am excited about that.

小题1:

A.Hello

B.Good morning

C.I'm fine

D.See you小题2:

A.How did you get there'?

B.Who did you go there with?

C.When did you go there?

D.Which city did you visit?小题3:

A.We went there by air.

B.My parents paid more than $5,000 for the flight.

C.We had fun during the flight there.

D.We went on a summer camp there.小题4:

A.What do you think of the people there?

B.Does it often rain in summer?

C.How do you like the buildings there? ,

D.What's the weather like in Rio de Janeiro?小题5:

A.Yes, I do.

B.I love it very much.

C.Not really.

D.I don't know.

考点:情景交际日常用语、谚语
题型:填空题

对人体有利的相互作用

A.磺胺嘧啶+TMP
B.长春新碱+顺铂
C.异烟肼+利福平
D.中效利尿药与各类抗高血压药配伍
E.强效利尿药与氨基糖苷类药物配伍

题型:填空题

肺心病发病的主要机制是()。

A.肺泡毛细血管急性损伤 

B.支气管肺感染和阻塞 

C.肺弥散功能障碍 

D.肺动脉高压 

E.肺性脑病

题型:填空题

碳酸锂广泛应用于陶瓷和医药等领域。以-锂辉石(主要成分为Li2O·Al2O3·4SiO2)为原材料制备

Li2CO3的工艺流程如下

已知:Fe3+、Al3+、Fe2+和Mg2+以氢氧化物形式完全沉淀时,溶液的PH分别为3.2、5.2、9.7和

12.4;Li2SO4、LiOH和Li2CO3在303K下的溶解度分别为34.2g、12.7g和1.3g.

(1)步骤Ⅰ前,-锂辉石要粉碎成细颗粒的目的是_____________。

(2)步骤Ⅰ中,酸浸后得到的酸性溶液中含有Li+、SO42-,另含有Al3+、Fe3+、Fe2+、Mg2+、Ca2+

Na+等杂质,需在搅拌下加入_____________(填“石灰石”、“氯化钙”或“稀硫酸”)以调节溶液的PH到6.0~6.5,沉淀部分杂质离子,然后分离得到浸出液。

(3)步骤Ⅱ中,将适量的H2O2溶液、石灰乳和Na2CO3溶液依次加入浸出液中,可除去的杂质金属离子有______________。

(4)步骤Ⅲ中,生成沉淀的离子方程式为________________。

(5)从母液中可回收的主要物质是_____________。

题型:填空题

为什么要设分型面?怎样选择分型面?

题型:填空题

()是广西的壮族自治区沿海主要良港。

更多题库