His name is Mike and_________ name is Linda.

Science and technology are developing ______ quickly that some new electronic products are out-of-date within several months.

Which of the two subjects do you like, art or music?—-______.They are really interesting.

What’ s the weather like? — Oh， it outside. Take an umbrella with you.

_____ is known to us all is _____ the theme of Shanghai Expo is “Better city, better life”.