解释句子：根据自己的理解，用学过的英语解释下列句子．

It is 3 years since I attended the club．

________

解释句子：根据自己的理解，用学过的英语解释下列句子．

I am not old enough to drive a car

________

根据短文内容及首字母填空

　　Trees are useful to men in three important ways：they p________ them with wood and other products, they give them shade, and they help to p________ drought (干旱)and floods(水灾)．

　　Unfortunately, in many p________ of the world, men don’t know that the third of these is the most important．In their eagerness(渴望)of making m________ from trees, some people cut trees down in large n________．And besides, they are usually too c________ to plant and look after new trees, so the forests slowly b________ smaller and smaller．

　　This does not only mean that men will have fewer trees．The results are e________ more serious：for where there are trees, their roots(根)prevent the rain from washing away the soil easily．but where there are no trees, the rain falls on hard ground and flows away, causing f________ and carrying away the rich top-soil(地表土)．When all the top-soil is gone, n________ remains(剩下)but desert．

根据句子意思和所给首字母，完成下面句子

Shall we meet at the ________(enter)to the cinema?

根据句子意思和所给首字母，完成下面句子

any people do not understand the ________(重要性)of wetlands．

根据句子意思和所给首字母，完成下面句子

The children are playing n________(noisy)．

根据句子意思和所给首字母，完成下面句子

He is t________(true)sorry about it．

根据句子意思和所给首字母，完成下面句子

You should take more exercise and eat h________(healthy)．

根据句子意思和所给首字母，完成下面句子

L________(lucky), he wasn’t hurt badly．

根据句子意思和所给首字母，完成下面句子

His father is shouting a________(angry)．