How ong do you think it will be before China sends a manned

How ong do you think it will be before China sends a manned How long do you think it will be before China sends a manned How long do you think it will be __ China sends a manned spa how long do you think it will be___china sends a manned spac 1.----How long do you think it will be____China sends a mann How long do you think it will be before another aircraft car 为什么是How long do you think it will be ... How long do you think it will be ___ the bus arrives here A. How do you think ____ Michael will like China? do you think that china one day will be industrialized ___ will you do the project before you stop?It's late A How How long do you think it will be ______ the economy revives?