__________ she sing English songs?—Yes, she can.

Have you seen my iPhone 5? I left it here this morning.— Is it black one? I think I saw it somewhere.

What _______useful book it is!—Yeah, it tells you how to play _____ guitar.

Europeans made ______ clear that they did not want to take the Roma as neighbors.

The road back home may be difficult before the Spring Festival, ______ the desire to get together with family members can never be stopped.