1 . Here come another _________ (third) models.

2 . ________ (五分之三) of the students like English in our class.

3 . Cao Long is the ________ person in the world to finish the speed climbing route (竞速攀岩路线) within 5 seconds. (three)

4 . This morning we have _________ /θri:/ classes, and the first class is math.

5 . —What’s ________ and six?
—It’s nine.

6 . These t________ girls are my sisters, Cindy, Candy and Gina.

7 . Linda has ________ (三) pens. Two are yellow and one is blue.

8 . Two and t________ is five.

9 . The students took the PISA test in _________ subjects — Reading, Maths and Science. （third）

10 . The t_____boys are my good friends. They are Tom, Jack and Frank.