13. -- The organizer didn’t make ________ clear who would be the winner of the competition. -- He did. Whoever __________ to the top of the mountain will win.
No matter how low you consider yourself, there’s always someone_______ you wishing they were that high.
My brother’s irresponsible behavior_______ my mother many sleepless nights.
–Which is _______more developed country, the United States or Canada? –The former in_______ way.
The safety helmet saved the worker; otherwise, he_______ by a flying object.
This project _____ considered thoroughly, and I’m sure it _____ finished on time.