There are so many kinds of pens in the shop ,I can’t decide ＿＿.

The company designed a new car last monthand about 500 cars of this type in thefactory next month.

Do you know _____ man standing under the tree—–Yes, he is _____ popular singer in China.

The teacher told us that light ______ faster than sound

It is such good weather, and I suggest you get in a sport you like and enjoy yourself.[ ]