---Are you worried about the coming exam?---No, I think the more _________you are, _________mistakes you’ll make.

An e-mail address consists _______letters and dots and the symbol‘@’.

---how many students are there in the classroom? ---_____Idon’t know where they have gone.

—Susan has bought a large house with a swimming pool. —It _____ be very expensive. I never dream about it.

I think that the best ＿＿＿ to visit Hannan Island is in November because the weather is excellent then.