step by step 第二册 lesson 5
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（单词翻译）
UNIT 23 RADIO PROGRAMS( Ⅲ ) Lesson 45 Part Ⅰ
UNIT 23 RADIO PROGRAMS(Ⅲ)
Lesson 45
Part Ⅰ Warming-up Exercises
Numbers: Population in Ten Countries
Score:_____
Lesson 45 Part Ⅱ News
Lesson 45
Part Ⅱ News
Exercises:
Ⅰ.(News Item 1)
1.China's population has grown to _______persons.
2.There has been a _______increase in the Chinese population since the last count was made in ___________.
3. There are now only _______ babies born for every ______persons.
4._____years ago about _____babies were born in China for every ______ persons.
Ⅱ.(News Item 2)
1.In Beijing, China says it will_____ _______ a ______ ___ _____ ______ loan to the International Monetary1 Fund______ _______earlier than planned.
2.The Chinese News Agency said the government would______ ______ _____ _____ on Friday.
3.Experts said that China is able to _________ ______ _________now because_____ ______ ________ _______.
Lesson 45 Part Ⅲ ScienceReport ----Natural Environment( Ⅰ )
Lesson 45
Part Ⅲ Science Report
----Natural Environment(Ⅰ)
Exercises:
1. The trees produce and send out _____into the air.
2. Disease and insects______ the trees.
3.Nearby trees take the same_____ _____ as the trees being attacked.
4.The chemicals_______ the other trees of _______.
