问题

Henry works as a teacher now, but he ______ on a farm for three years
A:has worked
B:had worked
C:worked
D:had been working
B:had worked
C:worked
D:had been working
正确答案是:
同类题型
______________— I don’t have enough money to buy that nice skirt.
aughter looks so thin.—Yes, she’s so ________ about what she eats.
My father warned me ___________ going to the West Coast because it was crowded with tourists.
Nothing is so easy as ________ parents to raise their expectations of their children too high