[ Vocabulary and Grammar ]
Scientists _______researches about new medicines
A. do
B. come up
C. make

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IN, ON & AT › ViewMy father always reads the paper _____ breakfast time.
A. IN
B. ON
C. AT
D. [ – ]
Grammar › View
To the best of my ………. , the teachers’ strike will continue for another week.
A. consideration
B. knowledge
C. awareness
D. judgement
Some vs. Any › ViewNid must do ……… homework tonight.
a. some
b. any
Grammar › View
In the 20th century, many African countries gained independence ____________ European countries that had previously ruled over them.
A. from
B. for
C. to
D. into
