Which of the underlined words or phrases is INCORRECT? Yesterday, John sends two messages to his friend Ken about their …

If Mr. Carter stays for one more year, he ................ at this university for 30 years.

In England, many children… ............. wear school uniforms; they can't come to school if they don't.

Which one of the underlined words or phrases is INCORRECT? Jane was very pleased that much of her friends helped her in …

If she moves to Khobar, she ............ beach house.

He worked ...... forty years before he decided to retire.