If you are _______trouble, you can ask the policemen _______ help.
| A．in, to | B．in, of |
| C．on, for | D．in, for |
－Could you tell me ______ ?
－At 9:20 tomorrow morning.
| A．what time you arrived | B．who you are coming with |
| C．when will you be here | D．what time you are arriving |
Laura opened the door and rushed into the rain _______ I could stop her.
| A．until | B．after | C．before | D．unless |
－__________ are you always staying up so late these days?
－To prepare for my final exam.
| A．How | B．Why | C．When | D．Where |
Across from my home, ______ a shop which sells things from foreign countries.
| A．it is | B．it has | C．there is | D．that is |
Taobao.com is one of ________ shopping websites in China.
| A．large | B．larger | C．largest | D．the largest |