Ⅰ.语境填词
1．Fax machines are one of the most wonderful __________ (发明)．
2．The book __________ (包含) plenty of information on how to plant flowers.
3．__________ (登录) on this website，you can find more useful advice.
4．A lot of ____________ (故障) are caused by the new virus.
5．The new factory has ________ (创造) a lot of job opportunities for the unemployed.
