As there is less and less coal and oil, scientists are exploring new ways of making use of ______________ energy, such as sunlight, wind and water for power and fuel.
#18252
A
abrupt
B
alternative
C
authentic
D
abstract
推荐题目
Ten _______ teachers in our school will be selected to teach Chinese in London .
#19001
A
exceptional
B
flexible
C
controversial
D
memorable
Of the two coats, I’d choose the __________ one to spare some money for a book.
#20682
A
cheapest
B
cheaper
C
more expensive
D
most expensive
When the man came in, gun in hand ,we all stood there,______.
#18251
A
astonishing
B
being astonished
C
astonished
D
having astonished
Everything _____ doing is worthy of _____ well.
#18296
A
worthy; being done
B
worthy; doing
C
worth; being done
D
worth; doing