﹣Do you know ________ old lady in blue？
﹣Yes，she is a teacher of ________ university in Beijing．（ ）
| A． |
a，an |
B． |
the，an |
C． |
the，a |
D． |
an，a |
﹣ Who is the_______ runner， Mike or Sam？
﹣Mike is． He is good at running．（ ）
| A． |
faster |
B． |
slower |
C． |
weaker |
Work hard，______ you will get good grades．（ ）
| A． |
or |
B． |
but |
C． |
and |
Many more people have realized saving______ earth begins with small things．（ ）
| A． |
a |
B． |
an |
C． |
the |
Look! Miss Wang is carrying a heavy box． Let's go to help ．
My little brother likes to jump up and like a monkey．