Pick out the word whose stress pattern is different
(25)
A.poison
B.mammal
C.certain
D.research

Choose the best answer to fill in each blank:
Robots are amazing machines (I)______ can be programmed to copy people’s basic actions and movements. They can do (II)_______ any kind of work. Robots have cost some people their jobs, (III)_______ there are advantages to using them.
After World War II George Devol invented a device that could (IV)________ a machine to do the same task repeatedly. Devol designed the first programmable robot in 1954 and started his company Universal Automation. In 1961, robots were used (V)_____ together cars, and not long afterwards , robots were used in automobile factories around the world.
(I)
A.which
B.whose
C.who
D.they

Choose the best answer to fill in each blank:
Robots are amazing machines (I)______ can be programmed to copy people’s basic actions and movements. They can do (II)_______ any kind of work. Robots have cost some people their jobs, (III)_______ there are advantages to using them.
After World War II George Devol invented a device that could (IV)________ a machine to do the same task repeatedly. Devol designed the first programmable robot in 1954 and started his company Universal Automation. In 1961, robots were used (V)_____ together cars, and not long afterwards , robots were used in automobile factories around the world.
(III)
A.but
B.while
C.as
D.because

If you knew the truth, you ______ completely surprised.
A.will be
B.are
C.would be
D.would have been

Many people get sick after ______ the fish ______ in the polluted waters.
A.having been eaten – being caught
B.eating – caught
C.they eat – catching
D.having eaten- are caught

I _______ him before we were put in one group in the workshop.
A.had never met
B.was never meeting
C.has never met
D.never meets

I took the shot and ________ a photograph came out of the camera
A.remarkably
B.steadily
C.instantly
D.Shortly

. If I had been more patient, I ______ the game.
A.could win
B.could have won
C.can win
D.won

Khoanh tròn các đáp án đúng:
“ ___________is it from your house to the nearest post office” “ About 2 kilometers”
A.How far
B.How long
C.How old
D.How high

Khoanh tròn các đáp án đúng:
The old __________ a lot of experience of life and can deal with most situation.
A.had
B.is having
C.have
D.has