I’m told that languagepractising．com is a free website______learners can not just learnvarious languages but also chat online．

You were out when I went to visit you yesterday.—Oh, I________ for a friend from England at the airport.

Oh ____ good boy!

What did you do last weekend?—Oh，nothing________

How can you_____them_____the solar cars? —Solar cars are getting better all the time.