A. didn'tsee B. weren'tseeing C. wouldn’tsee D. hadn'tseen
A. Didhecatch B. ShouldHecatch C. Hashecaught D. Hadhecaught
A. Whodoyousuggest B. Whodoyousuggestthatshould C. Doyousuggestwhoshould Doyousuggestwhomshould
A. wouldn't B. couldn't C. needn't D. shouldn't
A. dance B. willdance C. haddanced D. danced
A. willbe B. wouldbe C. havebeen D. hadbeen
A. hadnotbeen B. shouldnotbe C. werenottobe D. shouldnothavebeen
A. shouldput B. tobeput C. beput D. ofbeingput
A. did;set B. haddone;shouldbeset C. shoulddo;beset D. haddone;mustbeset
A. suggested;wouldbe B. wassuggested;be C. issuggested;shallbe D. suggested;shouldbe
微信支付 
支付宝支付