_____more countries can use natural energy in the future remains to be seen

But why ? He simply ignored my words.—He couldn’t have heard you. Look, he’s ________in the book.

I know he’s been curious about everything, but that’s . Be patient!

How are you going to the supermarket—We are going there bike.

No matter what happens, the fact that Huangyan Island belongs to China will ________ change.