It’s raining hard. You’d better . [ ]

I found ___________ hard to remember all the twelve star signs because they are difficult to pronounce(发音) and spell.

Pour the milk ______ the blender, please. [ ]

Have you seen Dr. Adams recently?—No. He __________ Hong Kong for an important meeting. He’ll come back tomorrow.

Please call me _____ 465-3268. [ ]