My cousin Andy can play piano very well, but he isn’t god at playing basketball.

It was very late, but the teachers were ________ working hard in the office.

I don’t know when Kitty ___________ tomorrow, and please give this message to her when she _________________.

I’m going to Zhenjiang ______ Monday morning.[ ]

I find it astonishing that John ______ be so rude to me.— Not astonishing at all. He is always rude to others.