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【单选题】
下列哪项不是家庭的基本功能A.
抚养或赡养功能
B.
满足情感需要
C.
社会化
D.
预防疾病
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知识点：
皮皮学刷刷变学霸
举一反三
【单选题】The author’s main purpose in writing this article is to
A.
explain how Kimani Maruge was finally able to get an education
B.
compare education in Kenya now with education in Kenya in the past
C.
discuss how important the film The First Grader has been in Kenya
D.
point out the many ways in which Kimani Maruge has served his country
【单选题】下列水解反应的离子方程式正确的是（ ）
A.
NH 4 + +H 2 O?NH 3 ?H 2 O+H +
B.
S 2- +H 2 O?H 2 S+2OH -
C.
CH 3 COOH+H 2 O?CH 3 COO - +H +
D.
CH 3 COOH+OH - ?CH 3 COO - +H 2 O
【简答题】4 Complete the dialogues. ► They want us to meet them later this
afternoon. ~ Well, in the meantime , let’s go to the market. 1 He’s writing a book, but it’s not finished
____. ~ Yes I know,...
【单选题】下列离子方程式书写正确的是（ ）
A.
Na 2 S溶液的水解：S 2- +2H 2 O?H 2 S+2OH -
B.
NaHCO 3 溶液的电离：HCO 3 - +H 2 O?H 2 CO 3 +OH -
C.
NH 4 Cl溶液的水解：NH 4 + +H 2 O?NH 3 ?H 2 O+H +
D.
把金属铁放入稀硫酸中：2Fe+6H + =2Fe 3+ +3H 2 ↑
【简答题】Read and choose.(阅读下面的文章，并回答问题) Today is Sunday. Chen Jie is going to have a picnic with her classmates. She is so excited. But it's windy now. So they can't go out. Chen Jie is sad. She reads books a...
【简答题】win a place, together with, turn to, break down, run through,flee from, attend a lecture, be known as, put under protection, pour out of1. In the past, Sunday _______ the day of rest, when the shops w...
【单选题】下列各式中属于正确的水解反应离子方程式的是（ ）
A.
N H +4 + H 2 O ? N H 3 ? H 2 O+ H +
B.
S 2- +2H 2 O? H 2 S+2O H -
C.
CH 3 COOH+H 2 O? C H 3 CO O - + H 3 O +
D.
C H 3 COOH+O H - ? C H 3 CO O - + H 2 O
【单选题】下列有关土质路堤填料的要求，错误的是（ ）
A.
腐殖质的土严禁作为填料
B.
泥炭、淤泥、冻土等不得直接用于填筑路基
C.
浸水路堤、桥涵台背和挡土墙墙背宜采用渗水性好的填料
D.
当路基填料强度达不到要求时，不得作为填料适用
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