讲解员讲解中的引而不发法是指什么？

A WALK Ten kilometers’ long. Dogs and other little animals are welcome. Meet at the school gate. Time:7:30 a. m. Saturday morning Want to know more? Call Michael at 58555665	For Rent One-bedroom apartment near No.3 High School. Call Miss Wang for more. Tel:68252503 9:00 a. m. - 4:30 p. m. Every weekday
For Sale（大促销） Come and buy school things! All kinds of school things! Soccer ball:￥50 Basketball:￥40 Pen:￥1. 50 Only five days, this week! Lantian School Things Store, next to No. 1 High School	Wanted A waitress（女招待）in a restaurant. Work for eight hours. Like to meet people. ￥160 a day. Call Miss Li at 65433265 today! From 10:00 a. m. to 10:00 p. m.

小题1:They will meet ______ at 7:30 a. m. on Saturday morning for the walk.

A．at No. 3 High School	B．at the school gate
C．at No. 1 High School	D．at a restaurant

小题2:If Li Lei wants to rent an apartment, he can call Miss Wang at _____.

A．68252503

B．58555665

C．65433265

D．We don’t know

小题3:Kangkang has￥45. What can he buy in Lantian School Things Store?
A. A soccer ball.                             B. A basketball.
C. Some pens.                                 D. B and C.
小题4:Alice wants to be a waitress. She should call Miss Li______.

A．this week

B．on Saturday

C．today

D．every weekday

小题5:Which of the following is NOT true?

A．The walk is ten kilometres’ long.

B．You can call Miss Wang to rent a room at 3:00 p. m. on Monday.

C．Lantian School Things Store is next to No. 3 High School.

D．The waitress should work for eight hours.