Chọn đáp án đúng để hoàn thành câu và giải thích: 1) Working for 12 hour a day ... her very tired. 2) The number of the days in a week ... seven. 3) The quality of these recordings ... not very good

Chọn đáp án đúng và giải thích
working for 12 hour a day____ her very tired.
A. make    B. makes   C making D have made. 
the number of the days in a week___ seven.
A. is B are C was D were 
the quality of these recordings___ not very good
A. is B are C have D were
bill together with his brothers___ to the beach every morning.
A. going B goes C are D gone
SARS__ an epidemic that kills many people in china.
A. are  B is C were D have been
plenty of milk__ consumed everyday.
A are B is C was D were 
making cakes and pies__ Mrs reed's specialty.
A. are B is C were D be 
a number of sheep__ eating grass now.
A. is B are C was D were
the cost of living__ over 10% in the last few years.
A rises B has risen C rose D is rising
Chuyển sang câu bị động
we are to pity rather than despise these homeless boys.
i can susure you i will arrange everything in time.