问题
选择题
--What are Mr and Mrs Black doing ?
---They _____ tea in the garden.
A.are drinking
B.drank
C.have drunk
D.drink
答案
答案:A
--What are Mr and Mrs Black doing ?
---They _____ tea in the garden.
A.are drinking
B.drank
C.have drunk
D.drink
答案:A