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Câu hỏi:
(9) __________
- A. bills
- B. calls
- C. uses
- D. services
Lời giải tham khảo:
Đáp án đúng: B
Câu hỏi này thuộc đề thi trắc nghiệm dưới đây, bấm vào Bắt đầu thi để làm toàn bài
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CÂU HỎI KHÁC
- The customary (1) _______ system requires message written on paper to be
- (2) _______ physically from one location to another. With electronic mail, messages are converted
- (3) _____ electronic signals, transmitted
- (4) _____ in the world,
- and then changed back into the original written form, all in several seconds and minutes at (5) ______.
- Through the use of video screens in company offices, a single (6) ____ can be transmitted to hundreds of people in dozens of branch offices at the same time. Thus, electronic mail, along with
- (7) ______, can be an important asset in teleconferences.
- Furthermore, the use of electric mail in the form of a 'mailbox' (8) ______ to a telephone is also of great value.
- (9) ______ go uncompleted on the first attempt, with electronic mail, two-way conversion is not essential,
- so it (10) ______ telephone use and saves time.
