My sister, as well as her classmates who_______ late for class , ________ criticized by their head teacher.
A.were, were |
B.was, was |
C.were, was |
D.were, was |
Having said goodbye to their friends, they _______ for home.
A. set about B. set up C set down D. set off
Many new means__________ to prevent the river ____________.
A.have found, from polluting |
B.have found, from being polluted |
C.have been found, from being polluted |
D.has been found, from being polluted |
I like _____ in the spring when the weather is warm and everything begins to grow.
A.this |
B.that |
C.these |
D.it |
Is it to hold the 2010 World Exhibition _______ makes Shanghai the focus of the world?
A.when |
B.that |
C.which |
D.what |
We can never expect bluer sky unless we create less polluted world.
A.a; a |
B.a; the |
C.the; a |
D.the; the |