68.1 Put in this or these.
1 this ........ chair
2 these ........ chairs
3 this ........ sandwich
4 these ........ things
5 this ........ children
6 ........ place
7 ........ houses
8 ........ trousers
Put in that or those.
9 ........ picture
10 ........ socks
11 ........ men
12 ........ tree
13 ........ eggs
14 ........ woman
15 ........ room
16 ........ plates