The film gives us_____ insight into life in the Amazon jungles. It's worth seeing.
valuable (adj)
valueless 
evaluate
g/t: adj +N nên chúng ta loại value 
dịch: Bộ phim mang đến cho chúng ta cái nhìn sâu sắc quý giá về cuộc sống trong rừng rậm Amazon. Nó đáng để xem.
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The teacher didn’t seem to be happy about our tasks,_______?
didn’t they
 did they
 didn’t he
 did he
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Our house _______in 1986
built 
was building
 was built 
has been built
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My father asked us_______ on our playing computer games
to cutting down
 cut down
 to cut down
 cutting down
ta có cấu trúc : ask someone to do something: yêu cầu ai  làm gì
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If we______ enough time, we’ll study this exercise more carefully
will have 
have 
had
 would have
g/t: Đây là câu điều kiện loại I
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They_____ supper when the telephone rang.
had
 have had
 were having 
have been having
dịch: Họ đang ăn tối khi điện thoại reo.
diễn tả 1 việc đang xảy ra thì có hành động khác xen vào
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:)