聽材料，回答問題。
（1）How many classes does Bob have on Monday morning？
A.Four.
B.Five.
C.Six.
（2）When does Bob have math class？
A.At 8.
B.At 9.
C.At 2.
（3）How long（多長(zhǎng)時(shí)間） does Bob play basketball？
A.20 minutes.
B.30 minutes.
C.60 minutes.
（4）Which of the following is TRUE？（下面哪一個(gè)是正確的？）
A.Bob thinks math is boring.
B.Bob eats lunch at school.
C.Bob's favorite subject is English.