As a middle school student，we should start thinking about _____ for our country in the future．（ ）
A．what we didB．what did we do
C．what we can doD．what can we do
—What do you want to do this weekend?
—I want to care for animals in ________ animal center.
| A． |
an |
B． |
a |
C． |
/ |
Which of the following words doesn’t have the same stress（重音）as the others?
| A． |
Behind. |
B． |
Modern. |
C． |
Photo. |
Which pair of the words with the underlined letters has the same sound?
| A． |
hand camp |
B． |
drive thin |
C． |
loud double |
In the following words, which underlined（下划线的）letters have a different sound from the others?
| A． |
birth |
B． |
either |
C． |
earth |
— “One tree can’t make a forest” is a famous saying.
—Sure. It tells us the importance of ______.
| A． |
teamwork |
B． |
knowledge |
C． |
friendship |
D． |
housework |