Mrs. Green will not be able to come for dinner tonight because ______ then.

We’ve given her some advice, but I don’t know ________ she’ll accept it.

Never before _____seen anybody who can play tennis aswell as Robert.

_______ ways to get on well with your classmates, or you will get yourself very lonely.

I joined the League May, 2012. What about you—I’ve been a League member three years.