—Show me the ________ letter K.
—Here you are.
A．big B．small
—Who was on duty last Friday﹖—＿＿＿＿＿＿．
| A．I am | B．I was | C．Yes, I was | D．No, I wasn't |
＿＿＿＿＿＿your father at work the day＿＿＿＿＿yesterday(前天）﹖
| A．Was; before | B．Is; before | C．Was; after | D．Is; after |
The twins＿＿＿＿＿＿in Dalian last year． They＿＿＿＿＿＿here now．
| A．are; were | B．were; are | C．was; are | D．were; was |
＿＿＿＿＿＿your parents at home last week﹖
| A．Is | B．Was | C．Are | D．Were |
My father＿＿＿＿＿＿ill yesterday．
| A．isn't | B．aren't | C．wasn't | D．weren't |