—Have you ever been to Shanghai, Mary?—Yes. I ___________ there three times.

—What did your son say in the letter?—He told me that he __________ the Great Wall the next day.

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

Lisa with her grandmother           to the beach for vacation every year.

The volunteers      a lot of help to the community for nearly ten years.