A lot of changes have occurred in China in the last 30 years.A.happenedB.raisedC.appearedD

It is reported that a（n) ______ of accidents has occurred at that crossroads.A．seriesB．lot

Things have changed a lot since I was a ch

Things have changed a lot since I was a c

Things have changed a lot since I was a ch

Things have changed a lot since I was a ch

Things have changed【 a lot 】since I was a child.A