现在完成时练习
( )1.——Have you travelled on the train.
——Yes, I have.
(A)never (B)ever (C)just (D)yet
( )2.——Have you finished your homework ——Not .
(A)ever (B)already (C)yet (D)just
( )3. We haven't finished our homework .
(A)already (B)ever (C)yet (D)never
( )4.--Have you learned English 
--Yes, I've learned a lot.
(A)never,ever (B)ever,never (C)ever,already (D)already.ever
( )5.--Have you finihed your homework 
--Yes,I've done that 
(A)yet,already (B)already, yet (C)ever,never (D)still,just
( )6.John's father borrowed some pictures
(A)have already (B)has just (C)have ever (D)has yet
( )7.He finished his homework yet
(A)doesn't (B)haven't (C) hasn't (D) doesn't have

用have(has) been 或have(has) gone 填空.
A: Where ____________ Li Fei ___________ 
B: He ____________ to Hainan Island.
A: How long ___________ he ___________ there 
B: He _____________ there for three days.
A: When will he come back , do you know 
B: I'm afraid he won't come back recently.
A: Could you tell me the way to Hainan Island 
B: Sorry, I _________ never ___________ there.
A: How many times ___________ Li Fei __________ to that place 
B: He _____________ there only once.