Jack has learned more about teamwork（团队合作） _______ he joined the soccer team．（ ）
| A． |
until |
B． |
since |
C． |
while |
D． |
though |
﹣Are you going to do a part﹣time job in your free time？
﹣Yes.I don't think I should always my parents.（ ）
| A． |
turn on |
B． |
put on |
C． |
depend on |
D． |
come on |
﹣﹣﹣Where is Catherine？ I haven't seen her for days．
﹣﹣﹣She Wuhan． She'll be back next week．（ ）
| A． |
has gone to |
B． |
has been to |
| C． |
have gone to |
D． |
have been to |
﹣ Fishing is one of activities among many people.
﹣ Yes.But now it 's not allowed to fish in the Yangtze River as well as other rivers.（ ）
| A． |
popular |
B． |
more popular |
| C． |
most popular |
D． |
the most popular |
A group of elephants in Yunnan Province have trouble a proper living place.We should help them.（ ）
| A． |
find |
B． |
found |
C． |
to find |
D． |
finding |
﹣ When was the Communist Party of China founded？
﹣ In 1921.It 's her birthday this year.（ ）
| A． |
hundred |
B． |
hundredth |
| C． |
hundreds of |
D． |
the hundredth |