根据句意和空格处单词的首字母写单词。

　　1． There's an u________ Dinosaur World in the museum．

　　2． You can see the f________ fish in coal（煤层）．

　　3． The special dinosaur on d________ was d________ in Liaoning.

　　4． The story written b________ him is very interesting.

　　5． The snow d _______ soon, melted（融化）．

用括号中所给单词的适当形式填空。

　　1． The ________ dinosaur has not disappeared.（feather）

　　2． He wants________ a scientist in the future.（be）

　　3． The scientists try to explain their ________.（disappear）

　　4． The ground ________ with snow now.（cover）

5． Human ________ mean men, women and children.（be）

同义句改写。

　　1． They were visiting the zoo.

　　They were________ ________ ________ ________ the zoo.

　　2． They built it five years ago.

　　It________ ________ five years ago.

　　3． The Black family lived here for more than 10 years.

　　The________ lived here for________10 years.

　　4． Was the tree covered by Tom just now?

　　________ Tom ________ the tree just now?

根据汉语完成句子。

　　1．迈克已经参观了自然历史博物馆。

　　Mike has ________ the Museum________ ________ ________.

　　2．我们希望在博物馆里看到你发现的恐龙。

　　We hope________  ________some dinosaurs________ ________ you.

　　3．陈列的东西大多是很久以前发明的。

　　________ ________the things________ ________were invented long long ago.

　　4．孩子们对恐龙很感兴趣。

　　Children________ ________ ________ dinosaurs.

单项选择填空。

These eggs ________ in Gebi Desert in________.

　　A. were found, 1920's            B. were found, the 1920s

　　C. found, 1920s                 D. found, the 1920