A(n) ________ is a very small piece of matter with a negative electrical charge, found in all atoms.
举一反三
- A/An ______charge or current has the same electrical charge as an electron. A: passive B: active C: negative D: affirmative
- _______ the beginning of the 19th century did scientists know that all matter is made up of atoms.
- All matter is ________ of atoms. A: made up B: made C: made from D: made into
- They found it was very difficult to ____all these problems.(cope with)
- 5 Fill in the blanks with the newly-formed words in Activity 4. Change the form where necessary. Each word can be used only once. 1. Lack of eye contact might be ________ as lack of attention in America, while eye contact might be considered rude in Japan. 2. When applying for a job, make sure you emphasize the skills and knowledge you have that the ________ will find important to the job. 3. Many of our students are beginners who have never done painting before and are looking to develop their ________ interests. 4. It is surprising that you don’t know about such a(n) ________ event. It marked the beginning of a new period for our nation. 5. They hoped to create a computer which could ________ at 10 times the speed of computers on the market. 6. Education is a(n) ________ learning process that never ends. A teacher has the responsibility of making students think for themselves by giving effective guidance. 7. On the other hand, we should make efforts to improve the economy; on the other hand, we mast keep a balance between ________ development and environmental protection. 8. Some successful people managed to gain ________ and fortune even though they dropped out of school. 9. A(n) ________ is a very small piece of matter with a negative electrical charge, found in all atoms. 10. The ________ bombs, also known as nuclear bombs, would cause disasters if they were used in wars. 11. I never felt anxious or ________ when somebody else got a higher position or made a lot of money. 12. The effects of this medicine will ________ according to a person’s health, weight, and sex.