Neil Armstrong was the first man to walk on the moon _______20 July 1969．（ ）
A．inB．onC．atD．for
The relations between my parents have become difficult． What should I do？
You could do more jobs around the house so that they have more time for proper____．（ ）
A．instrumentB．communication
C．community
Are you____little boy in the photo， Tony？
Yes， it's me． This photo was taken when I was only three．（ ）
A．aB．anC．the
Do you know ？
I'm not sure． Maybe next year．（ ）
A．if Dongying High﹣speed Train Station will be built
B．where Dongying High﹣speed Train Station will be built
C．when we will build Dongying High﹣speed Train Station
D．why the government decided to build Dongying High﹣speed Train Station
The earth， the only home of ， is now in danger． Everyone in the world should play a role in saving it．（ ）
A．yoursB．hersC．hisD．ours
I hear you have just finished making the flash mob（快闪） My Motherland and Me ？
That's true． It is really a way to show our love for our country．（ ）
A．traditionalB．humorous
C．wonderfulD．boring