46. How much are these rackets?

How much do these rackets cost ?

47. Getting a good job doesn’t interest him

He isn’t interested in getting a good job.

48. I’m not as good at Maths as my brother.

My brother is better at Maths than me.

49. Their father got to London by taxi last Monday.

Their father took a taxi to London last Monday.

50. What is your date of birth?

When did you born?

46/ $How$ $much$ $do$ $these$ $rackets$ $cost$?

47/ $He$ $isn't$ $interesting$ $in$ $getting$ $a$ $good$ $job$.

48/ $My$ $brother$ $is$ $better$ $at$ $Maths$ $than$ $me$.

49/ $Their$ $father$ $took$ $a$ $taxi$ $to$ $London$ $last$ $Monday$.

50/ $When$ $were$ $you$ $born$?