-Lily, can you get my dictionary?
-Wait a minute, Lucy. I _____clothes.
washed
am washing
will wash
have washed
I love places _____________ the people are very friendly.
---I am sorry to have kept you ___________. ---It doesn't matter. I've just come.
The number of students in our school_________ more than 2000.
At the science museum,the boys and girls get to know__________.
The more you smile, the ___________ you will feel.