Our planet is about ______ years old.
A．35,000B．4600C．4600 millionD．500 million
C
考查常識。句意“我們的星球（地球）有大約46億年大了。”故選C。
練習(xí)冊系列答案
相關(guān)習(xí)題

科目：初中英語 來源：不詳 題型：單選題

It is said that about ______of the books and magazines in the world______in English.
A. four-fifths;are written      B fourth fives;are written
C, four fifth;were written      D fourth fifths; were written

查看答案和解析>>

科目：初中英語 來源：不詳 題型：單選題

There are _____ birds in the forest.
A. millions of   B. two millions of   C. two millions

查看答案和解析>>

科目：初中英語 來源：不詳 題型：單選題

Kangkang is a school boy. He got a good gift on his             birthday.
A. fourteenth              B. fortieth                C. the fortieth

查看答案和解析>>

科目：初中英語 來源：不詳 題型：單選題

— How much did the company donate to build the school library?
— About three ______ yuan．
A．millionB．millions C．million of D．millions of

查看答案和解析>>

科目：初中英語 來源：不詳 題型：單選題

There is a river around our town. It is about ______ long.
A．6 hundreds kilometersB．6 hundred kilometers
C．6 hundreds kilometerD．6 hundred kilometer

查看答案和解析>>

科目：初中英語 來源：不詳 題型：單選題

－How was your day off yesterday?
－Perfect! It was ____ birthday of my grandpa’s . We had a big family celebration.
A. seventy    B. seventieth    C. the seventieth 

查看答案和解析>>

科目：初中英語 來源：不詳 題型：單選題

Eight         students in our school are from countryside.
A  hundreds    B  hundred   C hundreds of   D   hundred of

查看答案和解析>>

科目：初中英語 來源：不詳 題型：單選題

The            World Table Tennis Championship began            the morning of May 25, 2010            Moscow, Russia.
A．Fifty; in; inB．Fiftieth; on; in C．Fiftieth; in; on D．Fifty; on; in

查看答案和解析>>

同步練習(xí)冊答案