While__for the bus,the old man met his old friend．A．being waited B．having waitedC．waited D．waiting

While__for the bus,the old man met his old friend．A．being waited B．having waitedC．waited D．waiting Look!T --- comes the school bus Don't worry .The bus (come) you （）get down the bus until the bus has stoppedcan’t mustn‘t那个为什么 he didn't catch the early bus(同义句) he ____ ____ catch the early bus Yesterday he missed the early bus. yesterday ,he didn't ____ ____ ____ the early bus I don't like____(take) the bus to school. L____,we didn't miss the last bus. Many students in my class t----------the bus to school Great!We didn't miss the bus.有没有错? we didn't miss the bus yesterday是什么意思 Don,t get off the bus回得来 Don't get off the bus until it____(stop). We won‘t get on until the bus （stop）. Don't get off the bus until it stopping 急 I didin't have to ride the bus Don`t get off the bus until it ___(stop) i didn't catch the first bus today 同义句