用括号中所给的词的适当形式填空。

On that day the superstar ________(wear)a pair of dark glasses and sang his favourite songs on the stage．

用括号中所给的词的适当形式填空。

After graduating from school, he worked as a ________(navy)pilot for three years．

用括号中所给的词的适当形式填空。

Our school has built up an ________(electric)library, now we can read in front of computers．

用括号中所给的词的适当形式填空。

At weekends the zoo is ________(crowd), most of people there are parents and their children．

用括号中所给的词的适当形式填空。

He wants to buy a robot to do hard ________(physics)work．

用括号中所给的词的适当形式填空。

Although it rained ________(heavy), it was still very hot．

用括号中所给的词的适当形式填空。

We should eat ________(health)meals every day．

用括号中所给的词的适当形式填空。

It is great fun ________(cycle)around the city．

用括号中所给的词的适当形式填空。

Life on Mars may not be ________(good)than life on Earth today．

用括号中所给的词的适当形式填空。

In 1962, Neil Amstrong ________(select)to become an astronaut．