7.In spite of many risks, scientists will finally

［A］an environment without ultraviolet light

［B］a lot of homes

［C］an Earth like environment

［D］an environment with atmosphere

[单选题]The fact has worried many scientists ______ the earth is becoming warmer and warmer these years.A． whatB． whichC． thatD． though

[单选题]Scientists have many theories about how the universe ___ into being.A． cameB. was comingC． had comeD. would come

[单选题]Many scientists have been probing psychological problems.A．solvingB．exploringC．settlingD．handling

[单选题]D．o scientists know how many cryptic species exist?A．Not yet.B．Yes, they do.C．They will know the answer in another one or two years.D．They will never know the answer.

[单选题]Many scientists _____their own eyes and ears than the theories of the ancie

[多选题]Which of the following risks belong to the special additional risks？（）A.on

[多选题]Which of the following risks belong to the special additional risks？（）A.on

[主观题]Itisour___________policythatwewillachieveunitythroughpeacefulmeans.A)consistentB)continuousC)considerateD)continual

[单选题]Increasing the temperature of a fuel will reduce its （）.A . viscosityB . pressureC . resistanceD . setting point

[单选题]Both the Shipowner and the Charterer will be discharged from their obligations under the charter-party if it（）frustrated.A . providesB . becomesC . containsD . come