have u been to China?
have u been to China?
()Browns have been to China twice.
How have u been up to
have u been (to) a doctor
Have you been to China?和 Have you ever been to China?有什么区别吗?
Have you been to China?和Have you been to China 有分别?
have you ever been to China和have you ever been China有什么区别?
i have been there 和 i have been to china为什么一个有to一个没有?
how have u been?
Neither Mary nor Gina have been to china.
been,you,china,to,have,ever 连词成句
(据说他)______________________________ to have been in China ma