He told me that he arrived _______Beijing _____ January 8th .

She parked her car outside the house ______, but the next morning she found it missing.

People have learnt the importance of keeping a balanced diet _____their nutritional needs.[ ]

How unhappy your roommate looks!—Yes, but he’s not willing to tell me what it is _______ is troubling him.

I want to ______the children ______ clothes.