You will find ______ useful to learn even a little English.

Mike wants to know if ________ a picnic tomorrow.—- Yes. But if it ________, we will visit the museum instead.

________ will you stay with me?—I will stay with you for ten days.[ ]

No one_______ be compared with Messi in playing football. — Oh, you are really his big fan.

I don’t know if he _____here.If he ______tomorrow,I will tell you.