My brother was against my suggestion while my sister was ____ it.

If you have a chance to study abroad, you must catch it and remember “Change always ______ about new possibilities.”

The house could fall down soon if no one_____ some quick repair work[ ]

I’m going to Venice next week—-______ Carnival will be held then Have fun!

Future will be a marvelous world of artificial ______—–robots might have their emotions and we human beings might have robots asfriends．