—How unhappy your roommate looks!—Yes, but he's not willing to tell me what it is _______ is troubling him.
Turn on the television or open a magazine and you _______ advertisements showing happy families.
―I'm considering returning home. I just can't get used to the food here.―Take it easy. _______.
The company guaranteed a call-back policy_______their products have any risk in safety.
Can you imagine what difficulty people had this year_______against the severe natural disasters?
―What do you think of this dress, darling?―Er...sorry, dear. I _______. What did you say?