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【简答题】
在我国居民膳食中容易缺乏的矿物质和微量元素主要有钙、铁、____、____、_____等元素。
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反馈参考答案：
举一反三
【单选题】What will the weather be like according to the weather forecast?
A.
Warm.
B.
Cold.
C.
Hot.
【单选题】回答题。 Messages from the Media 1. The weather forecast, a story about the candidates in an election, and movie reviews are examples of messages from the media. A communication medium, of which the plura...
A.
Importance of Classroom Learning
B.
Television——A Rich Source of Information
C.
Advertisements are Important Messages from the Mass Media
D.
Various Messages One May Receive Each Day
E.
Media——Means to Communicate Messages
F.
Importance of the Mass Media
【单选题】Unit 7 Part 1,Listening 1_1.mp4 Why does the man think the restaurant is empty?
A.
Because it is very late.
B.
Because it is after lunch time.
C.
Because the food in it is not good .
【单选题】听力原文：M: I heard on the radio that the typhoon is coming. W: If the weather forecast js as accurate as usual, it will be a nice day tomorrow. Q: What does the woman mean? (17)
A.
The weather forecasts are always correct.
B.
The typhoon is already a real thing.
C.
The weather forecast is usually inaccurate.
D.
The weather forecast used to be inaccurate.
【简答题】熔析脱铜是利用不同温度下，铜在铅液中[填空(1)]不同的特性，控制适当的[填空(2)]，使铅中铜析出而除去。
【多选题】Messages from the Media 1 The weather forecast, a story about the candidates in an election, and movie reviews are examples of message from the media. A communication medium, of which the plural(复数的)f...
B.
Advertisements as Important Messages from the Mass Media.
C.
Various Messages One May Receive Each Day
D.
Media—Means to Communicate Messages
E.
Importance of the Mass Media
F.
Importance of Classroom Learning
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