A.check
B.chemist
C.chicken
D.children

A．People want to see the person they are talking to on the phone.
B．email is easier than talking on the phone.
C．People are using writing and reading more with email.
D．email is not private enoug

A．Break the top off.
B．Use the mouth.
C．Step by step.
D．Put it on the floor.