I wish I __________ at my sister’s wedding, but I was on a business trip in New York last weekend.

There is _____ “u” and _____ “s” in the word “useful.

What’s your brother? —- He has been _____ the China Daily for years

Those who are not ______ with the progress they have made will have greater success.

There are many mistakes in his essay,______ his failure.