把正确选项的字母代号填在横线上。
（1）three + seven=_______
（2）eight – six=_______
（3）four +five= _______
（4）one +eleven=_______
（5）ten –six=_______
( ) It’s cold here. Please keep the window __________.
| A．close | B．closed | C．closing | D．closes |
( )Simon heard his neighhour ________ for help at night.
| A．calls | B．call | C．calling | D．to call |
( )An old friend of my sister’s always helps my brother and ______ with _________ lessons.
| A．I … our | B．me … ourselves | C．I … my | D．me … our |
( )I wrote ___________ passage in English class yesterday.
| A．an eight-hundred-word | B．an eight-hundred words |
| C．a eight-hundred-words | D．a eight-hundred words |
( ) Ask the boy not to make any ________. I can’t fall asleep.(入睡)
| A．voice | B．noise | C．sound | D．sounds |