_____ she had not spelt the word wrong, Cathy would have got a full mark.
Microblog is a platform ________ people can express their thoughts and communicate with each other by sending posts.
From the next term, parents ______ e-mails instead of letters, to be informed of their children’sexam results.
— I have got a backache.— That’s not surprising. You ______ in front of that computer too long.
—Have you got used to the Chinese food, Robert?—Yes, but I don't like ____ when a Chinese host keeps serving me the food I don't like.
I couldn’t do my homework with all that noise ________.