A.created | B.discovered | C.combined | D.measured |
A.1eaving | B.to leave | C.1eft | D.having been left |
A.Cover | B.Covered | C.To cover | D.Having covered |
A.lay; laid | B.lied; lay | C.lied; laid | D.laid; laid |
|
A.seen;covered | B.seeing; covering | C.seen;covering | D.to see; to cover |
© 2017-2019 超级试练试题库,All Rights Reserved.