—Is it that Jack often plays computer games makes his parents worry about him ?—Yes , I think so .
Had they not returned for their possessions, they would have survived the earthquake and _____ alive now.
We have no idea _____ he will come to attend the meeting tomorrow.
Keep struggling and in no case _____ to give up trying.
— Hello, may I speak to Mr. Black? —Sorry. You _____ the wrong number. We don’t have a Mr. Black here.
It is said that most wild animals will not attack people _____ they are cornered.