There is______ “u” and ______ “s” in the word “use”.

Is your father in ?—No, he _______ for three days.

______ are my sister’s pencils and ______ my ruler.

Listen, the music sounds_______ .I like it very much.—It’s Yesterday Once More, my favourite.

I’ veusing plastic bags when shopping.– You’ re right. It’ s good for our environment.