On Sept. 29, 2008,Shen Zhou VII returned to _______ earth from _______ space successfully.
When I was in Spain last summer, I ______ quite a lot of Spanish.
It comes as no surprise that many parents walk along their young children ____ their safety.
Within a few years China ____ well have the most advanced railway industry in the world.
It’s reported that global warming is heating the planet twice as quickly as _____ feared.
After the earthquake, the local government took immediate measures to provide _____ for those who had lost their homes.