1)if you speak in long sentences, you are not successful in you interview...... các bn xem câu này vt lại như v đúng chưa ạ -) The longer you speak in sentences, the less successful you are in your interview 2) Did you have a good time_____Chrismas? --on hay at ạ 3) the 'number' of employees who 'haven't finished' their work yet 'has to' work 'on' the weekend.....những từ mik đặt trong ngoặc là chọn từ sai ý ạ 4) once______to deputy director general of the department, he decided to celebrate a party A)promoted. B)promoting C)having promoted. D) be promoted