Are you good ______ Chinese?[ ]

Can you tell me _____ the birdwatchers in Zhalong Nature Reserve? I only know that _____ of them are from our school.

I had a hard time with math and I wasn’t ______ to get the bad report from my math teacher.

The little child was too________ to hear the end of the long story.

Could you tell me ______?-Yes. To take back my dictionary.