﹣﹣ Class， you should be thankful to those people _______ helped and supported you．
﹣﹣ We will， Miss Chen．（ ）
| A． |
which |
B． |
whom |
C． |
who |
D． |
whose |
﹣﹣Is there anything else you want to know about China？
﹣﹣Yes，I am still wondering _______．（ ）
| A． |
how the Chinese paper cutting made |
| B． |
why the Chinese people like playing the dragon dance |
| C． |
how was the Great Wall built in ancient time |
| D． |
why do the Chinese people eat rice dumplings at Dragon Boat Festival |
A smart phone makes a big _______ to our life．（ ）
| A． |
difference |
B． |
decision |
C． |
progress |
D． |
prediction |
﹣﹣Look!Why are there so many people？
﹣﹣There are some policemen．I think there ________ a traffic accident．（ ）
| A． |
must have |
B． |
can have |
C． |
is going to be |
D． |
must be |
﹣﹣How do you like this speech？
﹣﹣I like it very much and it can _______ me _______ to achieve my dream．（ ）
| A． |
cheer； up |
B． |
connect； with |
C． |
let； down |
D． |
take； up |
Please _______ the water when you brush your teeth．（ ）
| A． |
turn down |
B． |
turn off |
C． |
turn on |
D． |
turn up |