1. be made of 由……制成(制成以后还看得见原材料) 2. be not sure 表不确定 3. be on a visit to 参观 5. be quiet 安静 6. be short for 表 … 的缩写 8. be sorry to do sth 对所做的某事感到遗憾 9. be sorry to hear that 很遗憾听到 10. be sorry to trouble sb 麻烦某人感到抱歉 11. be strict in doing sth 严于做某事 21. be terrified to do sth 害怕做某事 23. be used to doing sth 习惯做某事 27. begin to do = start to do 开始做某事 |
|