A break between classes is a good time for students to play sports and talk with their classmates．So it _______ helps with students health，________ improves their social skills． （ ）
A．either；orB．neither；nor
C．not only；but also
I won't talk about that with Kate she wants．（ ）
| A． |
because |
B． |
unless |
C． |
after |
1 can't find my ruler． I don't know _____ it's somewhere in the living room．（ ）
A．soB．ifC．butD．be
Jenifer wants to go to that party very much ______ all her best friends will go．（ ）
A．becauseB．soC．unlessD．while
____my grandpa is over 80 years old， he still looks strong and healthy．（ ）
A．AlthoughB．BecauseC．Unless
﹣﹣My parents are crazy about Running Man．How about your parents？
﹣﹣_______my dad _______my mom likes it．They prefer The Reader．（ ）
| A． |
Neither； nor |
B． |
Both； and |
| C． |
Either； or |
D． |
Not only；but also |
How time flies! The middle school life is coming to an end．
Yes． We have to say goodbye， our friendship will last forever．（ ）
A．forB．butC．orD．so
______ it's a public holiday today，some firefighters in our city are still on duty．（ ）
A．AlthoughB．OnceC．If
You should come by eleven o'clock you want good seats．（ ）
| A． |
if |
B． |
whether |
C． |
when |
________ English has a history of over 2，500 years，the first English dictionary didn't appear until the 17th century.
| A． |
Because |
B． |
Although |
C． |
Unless |
You don't need to take any cash（现金）when shopping.You may pay by________ Alipay （支付宝）__________WeChat（微信）.（ ）
| A． |
either；or |
B． |
neither；nor |
| C． |
not；but |
D． |
I was still feeling hungry I had eaten some sandwiches．（ ）
| A． |
so |
B． |
though |
C． |
since |
She dressed up everyone might notice her．（ ）
A．in order toB．in order that
C．although
"A white elephant"means something that is useless，___________ it may cost a lot of money．（ ）
A．unlessB．untilC．sinceD．although
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