—Dad, science is too hard for me.
—Oh, dear, if you keep listening ________ in class and do enough exercises, you’ll find it easy.
| A．carelessly | B．easily |
| C．carefully | D．quickly |
Mrs. Wang found his little son ______ with his toys alone when she arrived home.
| A．plays | B．to play | C．play | D．playing |
Our physics teacher told us that light _______ faster than sound.
| A．travel | B．travels | C．is travelling | D．has travelled |
She will have a holiday as soon as she _____the work next week.
| A．finishes | B．doesn’t finish | C．will finish | D．won’t finish |
I want to return the book to Jack, but I can’t find him.
He the library . you can find him there.
A has been to B has gone to C has left D went to
– I called you yesterday evening, but there was no answer.
--Oh, I am sorry. I __________ dinner in my friend’s home.
| A．have | B．had | C．was having | D．have had |