﹣What do you usually do after dinner？
﹣I usually watch news on TV for half____________ hour to know about what's happening．（ ）
A．/B．theC．aD．an
When the man went through the forest alone，he lost his _______ and felt afraid．（ ）
A．taskB．workC．wayD．job
_______ is it from Suqian to Jiuzhai valley？
About 1，200kilometers away．But I'm not sure．（ ）
A．How oftenB．How soonC．How longD．How far
I can't go with you．I _______stay at home until my parents come back．（ ）
A．canB．mayC．mustD．could
Do you know whose iPhone6s this is？
Let me see．Oh，it's _______．（ ）
A．hersB．herC．himD．their
Which sign of the following means "No Smoking"？（ ）
A．
B．
C．
D．