It ______last week that the haze(雾霾) in Beijing caused many problems.
| A．reports | B．reported | C．is reported | D．was reported |
Do you know where ______________?
| A．is the shop | B．is shop |
| C．shop is | D．the shop is |
When I was a child, I used to ___________ chocolate.
| A．liking | B．like | C．liked | D．Likes |
Did the police catch the thief___________?
| A．on the end | B．by the end |
| C．at the end | D．in the end |
He doesn’t do his homework___________, though he has ___________.
| A．carefully enough , enough time |
| B．enough carelessly, time enough |
| C．carelessly enough, enough time |
| D．enough carefully , enough time |
—_________ was light bulb invented ________ ? —Thomas Edison.
| A．When, / | B．Who, by |
| C．Who, / | D．What, for |