Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to the following question.
My mother………. the responsibility for running the household.
A.bears
B.runs
C.holds
D.takes

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to the following question.
My brother’s responsible for washing the dishes and …… the rubbish.
A.taking out
B.getting out
C.getting up
D.taking up

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to the following question.
Women also work to share the household financial _____ with their husbands.
A.lift
B.burden
C.weight
D.work

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to the following question.
Doing housework is ………. a woman’s duty.
A.said
B.taken
C.considered
D.talked

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to the following question.
My mother often ………. the carpets at the weekends.
A.vacuums
B.trashes
C.makes
D.tidies

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to the following question.
It does not take him much time to do the _____ because he has a washing machine.
A.ironing
B.laundry
C.clothes
D.cleaning

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to the following question.
He ………. all the furniture and then polished it.
A.washed
B.ironed
C.dusted
D.mopped

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to the following question.
My sister likes to make the ………. after getting up.
A.dishwasher
B.cooker
C.bed
D.washing machine

Chiếu ánh sáng từ môi trường A vào môi trường B với góc tới $ {{30}^ o } $ thì thu được góc khúc xạ $ {{45}^ o } $ . Chọn phát biểu đúng?
A.Chiết suất của môi trường B lớn hơn môi trường A.
B.Môi trường A chiết quang hơn môi trường B.
C.Môi trường B chiết quang hơn môi trường A.
D.Chiết suất của môi trường A nhỏ hơn môi trường B

Chiết suất tuyệt đối của một môi trường truyền ánh sáng
A.luôn nhỏ hơn 1.
B.luôn lớn hơn 1.
C.luôn bằng 1.
D.luôn lớn hơn 0.