Invited by China’s First Lady Peng Liyuan, US First Lady Michelle Obama visited China with her daughters in March this year, and the two ladies definitely attracted attention ________ fashion.
These two countries are similar____they both have a high snowfall during winter.
.____are the days when teachers were looked down upon.
Look!____.
____much advice I gave him,he did exactly what he wanted to.
It was quite a serious mistake,____caused by carelessness.