—I would like to pick up your sister for you. But I don’t know her. _____?
—A middle-aged woman with a round face, wearing a red blouse.
| A．How about your sister |
| B．What do you think of your sister |
| C．What is your sister like |
| D．What does your sister do |
The cost of organic food is higher than _____ of conventional food because the organic price tag reflects more closely the true cost of growing the food．
| A．it | B．one | C．this | D．that |
The mobile phone has become a major means of communication, _____us to keep in touch as well as to surf the Internet to keep us _____of the latest news.
| A．permitting; informed | B．to permit; informing |
| C．to permit; to be informed | D．permitting; having informed |
It made the public heartbroken _____it was officially announced _____the Malaysia Airlines Flight MH370 crashed, killing all the 239 people on board.
| A．what; that | B．that; which |
| C．when; that | D．How; which |
Perhaps each of us has moments in our lives _____we desperately search for something everywhere but it is just under our noses.
| A．where | B．that |
| C．when | D．what |
Traffic conditions in Nanchang _____ for decades. At first people only complained about jams during rush hours, but today every hour is rush hour.
| A．are worsening | B．had worsened |
| C．have been worsening | D．worsened |