Listen! Our teacher ________ in the music classroom.
A.sings B.sang C.will sing D.is singing
What a________ boy! He worked out such a difficult math problem.
A.strong B.kind C.lazy D.clever
Would you send me some ________of yours? I miss you very much!
A.magazines B.photos C.money D.advice
More villagers will move to new houses ________2021.
A.in B.on C.at D.for
Look! There are so many stars in ________sky.
A.a B.an C.the D./
今年受新冠（COVID-19）疫情影响，我市中小学开展了线上教学。假如你是李华，你的美国网友Eric即将进行线上学习，他发来邮件向你了解相关情况。请你结合自身经历和以下提示，向Eric回复邮件，介绍线上学习的利弊，并针对线上学习的不足，提出至少一条建议。
Online Learning | |
Advantages | 1.convenient 2. different resources(资源) 3. … |
Disadvantages | 1.influence eyesight 2. easily distracted(分心) 3. ... |
要求：
1.语句通顺，意思连贯，语法正确，书写规范；
2.必须包含所给提示，并做适当发挥；
3.文中不得出现真实人名、校名或地名；
4.词数：100词左右(开头和结尾已给出，不计入总词数)。
Dear Eric,
I’m so glad to hear from you. ______________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________
I hope this will be helpful to you. I’m looking forward to your reply.
Yours,
Li Hua
