I can see two birds_____the tree and some red apples_____the tree.[ ]

Can you tell me _______to talk to and ________to get help when we have problems?

The Wenchuan earthquake happened _____ 2:28 o’clock _____ the afternoon of May 12. [ ]

What about _____ English-Chinese dictionary on the bookshelf?—In my opinion, it’s _____ useful tool book for my English learning.

The earthquake took place _____July,1989.[ ]