Some people believe that since oil is scarce, the ________ of the motor industry is uncertain
举一反三
- The future of the oil services industry remains _______ and any recovery is likely to be gradual. A: vicious B: miserable C: lasting D: uncertain
- Why do some experts believe cheap oil will stimulate the glob
- Some people believe that birds ______ from dinosaurs.
- Some people believe that the earth can _... present population.
- Some people do believe that smoking will cause lung cancer.