£¨    £©6£®A¡¢Because he watched TV late.

B¡¢Because his father was ill.                      C¡¢Because he slept late.

£¨    £©7£®A¡¢He took a taxi.                  B¡¢He took a bus.                C¡¢He rode a bike.

£¨    £©8£®A¡¢She visited her uncle.        B¡¢She watched a shark show.

C¡¢She watched a dolphin show.

£¨    £©9£®A¡¢July 17th, 1987                B¡¢June 23rd, 1989              C¡¢June 17th, 1989

£¨    £©10£®A¡¢9 years                          B¡¢15 years                         C¡¢8 years