Chữa lỗi:

Prevented the soil from erosion, the trees planted by the farmer many years before were what

stopped the flood from reaching his house.

   A. Prevented                      B. before                            C. what                              D. from reaching

Chữa lỗi

The visual nerves of the brain interprets wave-lengths of light as perceptions of color.

   A. nerves of                        B. interprets                       C. wave-lengths                  D. light as

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Mathematics is such important field and serves so many of the sciences that it is a prerequisite for studying every scientific discipline.

   A.is                                    B. such important               C. it                                    D. for studying

Choose A, B, C or D on your answer sheet to indicate the word that differs from the rest in the position of the main stress in each of the following questions.

A. authority       B. associate                        C. television                        D. essential

Choose A, B, C or D on your answer sheet to indicate the word that differs from the rest in the position of the main stress in each of the following questions.

A. adapt            B. damage                          C. award                            D. prefer

Choose A, B, C or D on your answer sheet to indicate the word that is pronounced differently from the others in each of the following questions.

A. shown           B. flown                             C. grown                            D. crown

Choose A, B, C or D on your answer sheet to indicate the word that is pronounced differently from the others in each of the following question.

A. misses           B. hates.                             C. messages                       D. closes

It is advisable that the apprentice should be _______ to learn the ins and outs of the new job.

   A. observant.                      B. acceptable.                    C. noticeable.                     D. permissive.

Several measures have been proposed to _______ the problem of unemployment among university graduates.

   A. create.                           B. address.                         C. pose.                             D. admit.

Our father suggested _______ to Da Nang for this summer holiday.

   A. go.                                 B. going.                            C. to going.                        D. to go.