Lots of trees ________in our city over the years. It is becoming greener and greener!
A．are planting B．have planted
C．will be planted D．have been planted
There are so many kinds of pens in the shop ,I can’t decide ______.
A．when to buy B．where to buy C．what to buy D．which to buy
Mary with his brothers this film very much.
A．enjoy B．enjoying C．enjoys D．to enjoy
Walk _______ the bridge and then turn left ______ the right at the first turning .
A．along, at B．in, to C．across, on D．through , in
You don’t look . You’d better go to see the doctor.
A．good B．badly C．well D．ill
Computers are so popular in our country that every pupil knows _____ e-mails.
A．how can he send B．how does he send
C．how to send D．how sending
