–Tom, what’s the matter with you? You look so worn out!--Nothing serious. I ____ my new house all the day and I am afraid I won’t finish until tomorrow afternoon.
#101402
A
have whitewashed
B
am whitewashing
C
have been whitewashing
D
shall be whitewashing
推荐题目
--Remember the first time we met? ---Sure. You _____ in the supermarket.
#101296
A
shopped
B
have shopped
C
had shopped
D
were shopping
Profits in his company went up by 25% last year,and _____ so far this year though the  financial situation is bad.
#104019
A
haven’t decreased
B
didn’t decrease
C
haven’t been decreased
D
weren’t decreased