根据首字母、中文或英文提示，写出下列单词 My father is an (工程师). He works in a factory.
There are many (参观者)in the town.
Daniel is wearing a blue T-shirt. He looks ________ (酷).
Tokyo is the c of Japan.
You can enjoy the (very clean or cool)air in the country.
根据句意及汉语提示写出单词。Let's meet at the school _______ (大门) at 8:00 a.m.
_______ (总统) Obama visited China last month.
The news is an ________ (鼓舞人心的事) to all of us.
In my opinion, this is his greatest ________ (艺术作品)．
The beautiful model is made of _______ (金属)．
根据句意及首字母提示写出单词。We can r_______ paper boxes and plastic bottles to protect the environment.
We'd better use handkerchiefs(手帕) instead of paper n______．
In the past, many people couldn't a______ their food.
If we want to c_______ our environment, we should reduce our waste.
We should turn off the l ______ while we aren't using it.
根据括号中所给词的适当形式补全短文。
Animals are ________ (people) friends. But many wild animals are facing the ____
___ (dangerous) of dying out, because the environment that they are living in has changed ___
___ (great). For example, their living area has become smaller and smaller because of ____
____ (pollute) and the development of cities. They have no room to live in except the zoo. And many of the wild animals now can’t find enough food ___
____ (eat). At the same time, man is killing off animals just for ____
___ (get) their fur, teeth and meat.
People should realize how serious the situation is and something should _______ (do) to protect the animals. We should set up some nature reserves so that animals can live ___
___ (free). And people shouldn’t ____
____ (allow) to kill the endangered (处于危险中的) animals. We should also do something to make our world cleaner. Fresh air, clean water and green grass are all important for animals. The ____
___ (die) of the endangered animals will bring a disaster (灾难) to human beings.
用括号中所给词的适当形式填空。That kind of bags is ________ (use), we can use it over and over again.
The river outside the city _______ (pollute) by the factory nearby in the past few years.
Those animals are ________ (give) food three times a day.
The scientists _________ (come) up with some good ideas to solve the serious problem already.
The soldiers are _______ (try) to save more people.
根据句意及汉语提示写出单词。A ______ (鲨鱼)is a dangerous animal.
Many _______ (法律) have been made to protect endangered animals.
The sea animals are all important to the ocean's _______ (生态系统).
Tigers are at the top of the food _______ (链条) in the grassland ecosystem.
Do you know the _______ (优点) of bike riding?
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