---It’stimeforclass. ---Let’s .A.begin B.beg...
问题详情：---It’stimeforclass. ---Let’s .n ning nning【回答】A知识点：祈使句题型：选择题...
It'stimeforclass，butthebelldidn't ．A．goon B．gooffC...
问题详情：It'stimeforclass，butthebelldidn't ．A．goon B．gooffC．gothrough【回答】*：B．goon发生，进行；gooff发出响声；gothrough通过，用完，检查．根据It'stimeforclass，butthebelldidn't--可知上课的时间到了，但铃声没...