I got a good present on my ________ birthday．

nine

ninth

the nine

the ninth

I don't have to introduce him to you ________ you know the boy．

until

unless

since

but

Tommy is looking for the watch his uncle ________ him last month．

gives

gave

to give

has given

When I was a student, I liked to sit in the front of the classroom so that I could see the words more clearly on the ________．

blackboard

desk

dictionary

postcard

－Do you know everyone from Class One?

－Er…, I know some of ________．

they

their

theirs

them

－You've done a nice job!

－Thanks．I always do everything ________．

care

careful

carefully

－How tall he is!

－Yes, he is ________ than any other student in his class．

tall

taller

tallest

－Excuse me, can you tell me the way to the zoo?

－Sorry, I'm new here．Please ask that policeman．He ________ know．

can

need

may

－Jenny, is this ________ bike?

－Oh, no, it's not ________．

your; mine

you; my

yours; my

－Study hard, ________ you won't pass the exam．

－I see, Mum．

or

and

but