this/that
An elephant is (bigger than/smaller than) a dog.
bigger than
There (wasn’t/weren’t) any planes 200 years ago.
weren't
I go to the shopping mall (sometimes/never).
sometimes
My mom was (deep/generous) when she got me 2 pairs of shoes for my birthday.
generous
When I think something is funny, I (live/laugh).
laugh
An hour is (longer than/shorter than) a minute.
longer than
He (wasn’t/weren’t) at the party last night.
wasn't
I (cook/cooked) dinner last night.
cooked
The river is about 50 meters (deep/generous).
We (laugh/live) in Prachinburi.
The students (must/mustn’t) study for the final exam.
must
You (was/were) naughty when you were young.
were
You (no play/didn't play) football last weekend.
didn't play
Very hard math is (shy/difficult).
difficult
Quick! (Laugh/Catch) the ball!
Catch
I don’t like to swim in the pool (and/or) the sea.
or
She is good at science (and/but) she isn’t good at maths.
but
(When/Where) did you wake up this morning? 6:30 in the morning.
When
The (building/helicopter) flies in the sky like a mini plane.
helicopter
The week after this week is (next week/miserable).
next week
There (was/were) a mall in our town 50 years ago.
was
(Is/Are) they going to swim in the sea?
Are
(When/Where) did you eat dinner last night? KFC.
Where
You must put your (litter/shampoo) in the bin.
litter
When you are sad you feel (difficult/miserable).
miserable