我的工作是教顾客怎样用电脑.Translate it into English.

问题描述:

我的工作是教顾客怎样用电脑.Translate it into English.
Please provide a better answer and explain it into English.
What is the difference among (1),(2),(3),and (4)?
1)My job duty is teach customer how do use computer.
2)My job duty is teach customer use computer.
3)My job duty is teach customer computer.
4)My job duty is teach customer using computer.

1) My job duty is to teach customer how to use computer- Grammar mistake in the original sentence2) My job duty is to teach customer using computer- Grammar mistake, should add 'to' before 'teach' (Ve...