正确答案: B

洗完菜的水用来浇花

题目：（4）地球上的总储水量虽然很大，但淡水很少，爱护水资源是每个公民的责任和义务。下列行为属于节约用水的是__39_______(填序号)

解析：B

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举一反三的答案和解析：

[单选题]下列几种常见的饮料中，不含有机物的可能是（   ）

矿泉水

[单选题]16．

because

[单选题]Sunday was going to be the birthday for me and my other two classmates． As we were born in the (21) month，we decided to have a big party to (22) it．On that evening，we invited all of our classmates． We prepared a lot of food and drinks．After singing the birthday song，we (23) the delicious cake together． We sang more songs and played games． Then someone told funny stories，and (24) laughed． Three hours flew by quickly．Because we had to (25) before 11:00，we ended our party at 10:00． Before we left，our classmates gave' (26 )0f us a birthday card with their best wishes． ( 27) we took some pictures together． What a great time we had! At that moment，l felt love，happiness and friend- ship．

same

解析：21．C【解析】由文章开头的第一句话可推知：我们出生于同一个月。

[单选题]If Simon is feeling stressed， he should __________ . 

make a plan for study and hobbies

[单选题]If I find someone who looks like the suspect, my _______ reaction will be to tell the police.

immediate

[单选题]32________.

is

[单选题]下列词语中，书写有误的一项是（ ）

绰号 贻误 销声匿迹 死心踏地

解析：答案：A。“死心踏地”中“踏”应写为“塌”。

[单选题]45．

jumped

解析：45．D【解析】jump into the river“跳进河里”。