Mrs. Zhang is devoting all her time and energy ________ a Mum right now.

out buying Tim a mobile phone After all, heisn’t a boy any more. –I think it’s necessary, for we sometimes wantto make sure if he ____ for dinner.

________ a clear attitude ________ the island argument is probably the most important thing we’ll do.

It’s funny that Howard___ speak to you like your boss.

Beijing was attacked by such a terrible sandstorm ______few citizens had ever experienced before.