﹣﹣﹣Why does our chemistry teacher often ______ her？
﹣﹣﹣Because she gets full marks in chemistry every time.（ ）
| A． |
praise |
B． |
forget |
C． |
control |
D． |
hurt |
Please ______ the lights when you go out．（ ）
| A． |
turn down |
B． |
turn up |
C． |
turn on |
D． |
turn off |
Every day，he gets up early ______ he can catch the first bus．（ ）
| A． |
because |
B． |
since |
C． |
when |
D． |
so that |
The number of the students ______ over 2000 in our school．（ ）
| A． |
is |
B． |
are |
C． |
be |
D． |
were |
Teachers often tell us"Practice _______ perfect．（ ）
| A． |
makes |
B． |
making |
C． |
to make |
D． |
make |
The dictionary at the Lost and Found ______ be Tim's，because his name is on its cover．（ ）
| A． |
can |
B． |
mustn't |
C． |
can't |
D． |
must |