9, We can buy him either T-shirt or pair of shoes.
10., George neither smokes nor drinks.
11, 13 is believed to be an unlucky number.
12, Three men are said to have been arrested after the explosion.
16, Both you and your sister can attend the party.
17, The woman to whom you hope to talk is very pretty.
18, The story in which a lot of people is very interesting.
19, She is either at the office or at the airport.
20, Neither the English team nor the Scottish team played well.
21, Neither the black nor the white jacket fixed her.
22, The thieves are believed to have got in through the kitchen window.
23, The Great Wall of China is reported to have been built in the late 1400s.
$Answered$ $by$ $Mai$ $Chi$$.$