Last month our school held the 9th Arts Festival. We showed our talents at the festival.
It ______ the workers about 20 months to build the Huhang highspeed railway.
Of all the students, Li Lei is _______to Mr Wang.
There are a lot of _______friends.
In our city, it’s ____in July, but it’s even _____ in August.
—What’s the matter_______ Betty? —She lost her wallet.