A: Here's a carton of milk for you. B:________.
| A．Goodbye | B．Yes, I do | C．That's right | D．Thank you |
将每个小房子中不同类的单词圈出来。
( ) It 
us thirty minutes to climb to the top.
| A．make | B．carried | C．took | D．made |
( ) 
was in front of you last Monday?
| A．Who | B．What | C．When | D．Where |
( ) Chinese people invented paper for 
.
| A．we | B．us | C．our | D．I |
( ) Nine children
their grandparents last week.
| A．visits | B．visit | C．visiting | D．visited |