1、If you have back problems a good weed puller is more like a must have.
如果你有一個好的雜草拉回來的問題，更像是要有。

2、The 21st century will appear knowable space-time machine, people will have back into the past.
可知21世紀(jì)末將出現(xiàn)時空機(jī)，人們將紛紛回到過去。

3、Konwing that you have back to Xiamen, I am very happy.
得知你重返廈門，我很高興。

4、When can you let me have back the money that I lent you?
你什么時候能把我借給你的錢還給我?