He found ___________ hard to finish the work in such a short time.

---___________ ?
---It’s cloudy.

It is _____ to cycle around Guilin.

It’s dangerous______a tree．

There ________ a sports meeting next week.

I have never heard______.

There is going to _______ a basketball match on the playground this afternoon.

I think ___is necessary ___ my 20-year-old daughter to have her own mobile.

Grace Brown __________ play tennis every day．

It is bad for your eyes ________ computer games too much .
A. plays      B. to play     C. play