﹣Excuse me，can you play．____piano？
﹣Yes，but just a little，（ ）
A．aB．anC．the
Wearing white can help people _______when they feel stressed．（ ）
A．calm downB．write downC．break downD．turn down
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