91.  At last a teacher told us to walk with raincoats.

92.  When we walked about five hundred metres, the teacher told us we needn't go on walking.

93.  It made us waste a little time.

94.  It often drive us mad.

95.  All of us liked it very much.

96.  How can us forget!

97.  In these days, all kinds of traces tell us ---- the Japanese Militarism will stage a come-back!

98.  But in any case it made us had a happy night that night.

99.  The chemical lab is very bad for us to have a lesson.

100.  Now we will say good-bye to the lab and we know a quite condition is very important for us to have lessons.