Achieving a high degree of proficiency in English as a foreign language is not a mysterious _____ without scientific basis.
The majority of the students here _________ English hard.
About 6% of the population in New Zealand _________ Asians.
Einstein was famous _________ a scientist _______ his Theory of Relativity.
The student _________ forward to going abroad for further study.
Some of this heat near the earth's surface _________ make electricity.