题目内容
________ your turn to sing now, Mary.
- A.That is
- B.This is
- C.Its
- D.It's
it常用来作一个句子、不定式或v.-ing等形式的形式主语，放在句首，而真正的主语(句子、不定式、v.-ing形式)放在后面。如：
It's nice to be with you.和你在一起真好。
It's not easy to read.读起来真不容易。
这里的It's是It is的常用缩写形式。
名校课堂系列答案6. So far, most of the work by others, it’s your turn to do the rest of it.
| A．finished | B．has finished | C．has been finished | D．is finished |
阅读短文，根据短文内容，从短文后的五个选项中选出能填入空白处的最佳选项。选项中有一项为多余选项。（共8分，每小题2分）
What is a spelling bee? 1 , but it is so popular in the Unite States. It is a game for children to spell English words.
The National Spelling Bee is the largest education contest(比赛) . It first began in 1925 in Washington.D. C. 2 . It is open to students in eighth grade or lower and not reaching their 15th birthday.
The contest is quite simple. When it's your turn, the teacher says a word and you have to spell it. 3 , you stay in the game. If you spell it wrong, you're out. What's not so easy are the words the teachers ask you to spell.
Usually, children need to spend a lot of time learning vocabulary. They must remember thousands of English words and spell every word correctly in the contest. Only winners in regional (地区的) contest can enter the national contest. It’s many children’s dream to win the regional contest and go to Washington, D. C. The final winners will be called the Spelling Bee. 4 . Do you also think they are great?
| A. If you spell it right B. Not too many Chinese students know it C. It is held in late May or early June of each year D. The children like the sports a lot E. It means they have worked hard |