精品一区二区免费在线观看_国产精品久久久久久av福利软件_97成人精品区在线播放_国内成人精品一区

【題目】—Thanks for supporting the volunteer project!

【題目】—Is that Kate’s green bike?

【題目】—Could you please help me lock the door when you leave the classroom?

【題目】________exercise you take, _________ you'll be.

【題目】Our teacher told us to________junk food. It's not healthy.

【題目】I still remember my first English teacher____ we haven't seen each other for many years.

【題目】The Winter Olympic Games of 2022 will __________in Beijing.

【題目】After I get home from school, my mom always______ my favorite fruits and dessert.

【題目】—Can I help you, sir?

【題目】Yesterday I helped an old man _______ lost his way.