Google is testing a new television programming search service, _____ users to find shows as well as videos from websites like Youtube.
| A．having allowed | B．allowing | C．to allow | D．allowed |
The combination of parties to form a new government tried out to be
______ failure, but as we know, success often comes from _____ failure．
| A．a; a | B．/; / | C．a; / | D．/ ; a |
We have to give the users something new ________ what we’ve already offered, which is the only way to broaden the appeal of the website.
| A．regardless of | B．in addition to |
| C．in exchange for | D．according to |
We have a high regard for Mr. Black because he always tries to ________ his principles.
| A．live up to | B．look forward to |
| C．catch up with | D．put up with |
Only latelyabout the dark secrets behind the seemingly-happy
marriage of the golf star Tiger Woods.
| A．the public have known | B．were the public known |
| C．have the public known | D．the public knew |
—I phoned you at 7 yesterday evening but nobody answered.
— Oh, I ______ my dog in the park then.
| A．walked | B．was walking | C．had walked | D．would walk |