Prerun
预试
🗣️ 情景例句
Can I help?
我能帮你吗？
The old man fumbled with the key in the dark.
老人在黑暗中摸索着寻找钥匙。
She watched TV for half an hour after supper. Then she started her homework.
晚饭后她看了半小时电视。然后她开始做家庭作业。