1475 Writing with a pen has the ______ not being able to erase the mistake. (A)disadvantage of (B)pr
1476 The teacher wants the class to sing for the principal ______ the conclusion ______ the ceremony
1477 A: How would you like to help me clean the toilets?B: ______. I think I will go study.(A)No tro
1480 A: I have three big tests this Friday. I have to study for all of them.B: Maybe you can study a