Be quick!It's time _(介词)class

Be quick!It's time _(介词)class Be quick,there's a little time _(leave) 介词填空一1.It’s time ______ Science class.It’s time ____ go into it‘s time class 填空,每线一词It _( be)time for Music class.The children _ (be)are It’s time for class ,please be quiet.语法 选择填空：It's time _____school.Be quick!A:of B:to C:for 用括号内所给单词的适当形式填空It's time to have a class.please run_(quick ) It's time ____ class. It's time for class. It,s time( )have our Engglish class.填上副词或介词 It is time to get_____,Mike.Be quick!