A. hold
B. to hold
C. holding
D. held
[单选题]He lay awake all night, ( )the problem.A.think ofB.to think aboutC.thinking
Dont bother Tom. He is trying to ___ the problem.A. work outB. turn outC. take o
[单选题]B.ill suggested ______ a meeting on what to do for the Shanghai Expo during the vacation.A. having held B. to hold C. holding D. hold
[单选题]There are[various] ways of solving the problem.A.variedB.changedC.different
It is clever ______ you ______ out the problem.A. for; to workB. of; workingC. f
[单选题]H.e suggested that he ______there by train.A. should goB. wentC. goingD. will go there
[单选题]The harder Itried, _____ it seemed to solve that math problem.A.the impossi
[单选题]The harder Itried, _____it seemed to solve that math problem.A.the impossib
[单选题]Weeping and wailing ____________ nothing towards solving the problem.A.does
[单选题]His experience abroad provides a wider __________on the problem.A.privilege