题目内容
Which of following belongs to clean energy?
A.CO2 B.H2 C.coal D.N2
It’s polite of you to repeat the question for the old lady.（保持原句意思基本不变）
It’s polite of you to ________ the question ________ for the old lady.
"Is it the first boys-only school in the city?" asked a parent. (改为含宾语从句的复合句)
A parent asked _________ it _________ the first boys-only school in the city.
—Tom! I looked for you everywhere at the party last night.
—Oh, I to the party.
A.am invited B.was invited
C.am not invited D.wasn’t invited
—Why are you worried?
—I’m expecting a call from my daughter. She New York for three days.
A. has gone to B. has been to
C. has been in D. has come in
The number of the cars ________ greatly since 2008 in the small town.
A.have increased B.has increased C.was increasing D.increased
根据短文内容及首字母提示，填写所缺单词，使短文意思完整。每空限填一词。
Mr. Smith is a creative teacher who is using a special way to help his students to learn a new lesson.
Mr. Smith said, “For part of our lesson today, some of you are going to v1. the Lakeside Park to study trees in natural environment. You will look c2. and think about the conditions trees need to grow. ”
Mr. Smith and some of their students walk to the woodland. There are many beautiful trees there. The students are required to m3.the trees with the names of three trees by Mr. Smith. The students are happy t4. do the work and find the three trees quickly.
Then Mr. Smith gives the students three bowls with three labels(标签). The students begin to search under each tree and find things to fill the labelled bowls. They put the things into a bowl labelled red birch(红桦树). Then they find the o5. two trees, a Tibetan cherry(藏樱桃), and a paperbark maple(血皮槭树). Once the students have f6. their work, they relax, draw and make notes.
When the students r7. to school, Mr. Smith gives them special glasses to look through. Two of the students put the small seeds(种子) between two pieces of glass. They examine them carefully. Two more students pour water into a container(容器) to cover some leaves and dead flowers. They put on special gloves to stir(搅拌) the liquid(液体) as the container heats up on a hotplate(加热板). Two other students are drawing and t8. notes.
After the experiment, Mr. Smith asks the group to the front of the classroom. They tell the class about the things they saw and the r9. of their experiments. Mr. Smith is very p10. with them and thanks the group. At the end of the class, he tells his students that he hopes to see the results of their experiments growing in the school garden.
David allowed me ________ him and I said thanks to him.
A.interview B.to interview C.interviews D.interviewed
The 52nd and 53rd BDS satellites(北斗导航卫星)were _______into space in Xichang,China in 2019 .
A.given back B.sent up C.shown off D.taken away
