_________ are good friends. We often play together.

is your mother’s birthday?–It’s May 8th.

Anyway, Jack knows _______ help about travelling .

On April 12, 1961，_____27—year—old Yuri Gagarin(尤里.加加林)became the first human to go into_____ space.

_____ will you stay in Wenzhou?— About two months. [ ]