---George, how can you prove the earth is round ?
--- I can’t, sir. ______ , I never said it was.
| A．Then | B．However | C．Besides | D．Instead |
-- Have you improved your spoken English ?
-- Yes,I have.I’ve improved it a lot.
A. already, already
B. already, yet
C. yet, already
Great changes in my hometown recently.
A.took place
B. happened
C.have taken place
As Chinese teenagers, we should remember the past ,live the present and dream the future.
A. on , about
B. in , about
C. in, in
He is busy ,he still does sports every day.
A. Although , /
B. Although , but
C. But, /
-- I have been to Australia. -- So I.
A.am B. did C. have