The game requiresus to find out two [simple] but effective ways to solve this problem.

[单选题]The game requiresus to find out two [simple] but effective ways to solve th

[单选题]The game requiresus to find out two [simple] but effective ways to solve th

[单选题]There are[various] ways of solving the problem.A.variedB.changedC.different

[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]I tried hard, but I couldn’t find the _____to the problem.A.solutionB.helpC

[单选题]第三部分：词汇与语法Every means______been tried to solve the difficult problem.A.have

[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

[单选题]30． In order to solve the problem of water shortage，we' have to________．a． make use of sea water on the earthb． save as much fresh water as possiblec． reuse the water from large citiesd． stop people from，using watere． only use the 3% of the water on