29. The computer system _______ suddenly while he was searching for information on the Internet.
| A．broke down | B．broke out | C．broke up | D．broke in |
_____ Mr Smith is well again, he can go on with his work.
| A．Now just | B．Now and then | C．The other day | D．Now that |
The single invention of the computer _______many new professions.
| A．gave a birth to | B．gave birth to |
| C．gave births to | D．gave birth for |
The lazy waiter _______to his boss that he had _______the table.
| A．lied; laid | B．lay; laid | C．lied; lay | D．laid; lay |
How do you _______the show”s success?
| A．answer for | B．leave for | C．account for | D．care for |
Mother loves him so much that he can get _______he wants
| A．whatever | B．whichever |
| C．however | D．whenever |