更多“Scarcely had the car stopped ________ the cell phone began to ring. A:than B:when C:a ”相关问题
  • 第1题:

    Scarcely()asleep when a knock at the door awakened her.

    A.she had fallen

    B.she had fallen into

    C.had she fallen

    D.fell she


    参考答案:C

  • 第2题:

    Hurry up! The concert __________ for ten minutes.

    A、has begun

    B、had begun

    C、has been on

    D、began


    正确答案:C

  • 第3题:

    His father gave up smoking two years ago . 学科网A. enjoyed B. failed C. stopped 学科

    His father gave up smoking two years ago .

    A. enjoyed B. failed C. stopped


    正确答案:C

  • 第4题:

    网络电话大体可以分成三种:PC-to-PC、PC-to-Phone、()。

    A、Phone-to-Phone

    B、Phone-to-PC

    C、Phone-to-Internet

    D、PC-to-Internet


    正确答案:A

  • 第5题:

    Review the definition of the phone_list view.CHEATE OR REPLACE ALGORITHM=MERGE DEFINER= ‘root‘@localhost‘ SQL SECURITY DEFINER VIEW ‘phone_list‘ AS SELECTe . id as id ‘e . first_name AS ‘first_name‘ ‘e . last_name AS ‘last_name‘ ‘coalesce ( ph1.phone_no, ‘ – ‘) AS ‘office_no‘ ‘coalesce (ph2 .phone_no, ‘ – ‘) AS ‘cell_no‘ FROM employees e LEFT JOIN employee_phone ph1 ON ph1.emp_id = e.id AND ph1.type = ‘office‘ LEFT JOIN employee_phone ph2 ON ph2 .emp_id = e.id AND ph2 .type = ‘mobile‘The tables employees and employee_phone are InnoDB tables;all columns are used in this view. The contents of the phone_list view are as follows: Mysql> select * from phone_list; 1 row in set (0.00 sec)Which method can you use to change the cell_no value to ‘555-8888‘ for John Doe?()

    A.INSERT INTO employee_phone (emp_id, phone_no, type) VALUES (1, ‘555-8888‘,‘mobile‘)

    B.UPDATE phone_list SET cell_name ‘555-8888‘ WHERE first_name= ‘John‘ and last_name= ‘Doe‘

    C.DELETE FROM phone_list WHERE first_name= ‘John‘ and last_name= ‘Doe‘; INSERT INTO phone_list (first_name, last_name, office_no, cell_no) VALUES (‘John‘ , ‘Doe‘ , ‘x1234‘ , ‘555-8888)

    D.UPDATE employee_phone SET phone_no= ‘555-8888‘ where emp_id=1


    参考答案:A

  • 第6题:

    He picked a book from the bookshelf and then commenced to read.

    A: directed
    B: commented
    C: committed
    D: began

    答案:D
    解析:
    句意:他从书架上拿了一本书,然后开始读了起来。A. directed意为“指导”;B.commented意为“评论”; C. committed意为“犯罪”; D. began意为“开始”,题中commenced意为“着手”,与D意思相近,故选择D。