Can your little brother_______ English?一Yes．He often_______ goodbye to me in English.

Mike is my good friend. He often helps _______ with my English.

Are you going to buy a camera? —–Yes. But there are so many kinds that I can’t decide __________ to buy.

1. ________, Tim and ________ are good friends.

I find _______ necessary to take some warm and dry clothes with us during the walk.