—Using public chopsticks ______ necessary when eating with others.
—That’s right.
| A． |
is |
B． |
are |
C． |
was |
D． |
were |
In many countries the sign 
has the same meaning___this sign 
．But the sign 
means you are coming to a zebra crossing and you must slow down．It is different ___ this sign 
．（ ）
| A． |
as；from |
B． |
as；as |
C． |
from；as |
D． |
from；from |
How far is your home from the train station？
It's about 20__________walk．（ ）
| A． |
minute |
B． |
minutes |
C． |
minute's |
D． |
minutes' |
My sister sometimes has only_____ apple for_________ dinner because she wants to be thin．（ ）
| A． |
a；/ |
B． |
a； the |
C． |
an；the |
D． |
an；/ |
On my way home，my friend Bill came by in his car and picked me up．（ ）
| A． |
ran after me |
B． |
looked for me |
| C． |
gave me a ride |
D． |
cheered me up |
Sally was late for school because her clock didn't ring loudly．（ ）
| A． |
get off |
B． |
go off |
C． |
put off |
D． |
turn off |