Question29: In a process called as photosynthesis, plants use the sunlight energy to produce nutrients.

A. In                              B. as                              C. the                            D. produce

Question 28: Almost medical doctors have had some training in psychology and psychiatry.

A. Almost                     B. have had                   C. training                    D. and

Question 27: Diamonds are graded according to weigh, color, and cut.

A. Diamonds                B. are graded                C. weigh                       D. color

Question   26:  As  far   as   I’m concerned,  it  was the   year  2007 that Vietnam  joined the World  Trade Organization.

A. concerned                 B. the year 2007           C. that                           D. the

Question 25: There were inconsiderate amounts of money wasted on large building projects.

A. inconsiderate            B. amounts                    C. wasted                      D. building

Question 24: Tom’s jokes are inappropriate but we have to put up with it just because he’s the boss.

A. inappropriate            B. it                               C. because                    D. the

Question 23: Hardly did he enter the room when all the lights went out.

A. did he enter              B. when                        C. the lights                  D. went

Question 22: Publishing in the UK, the book has won a number of awards in recent regional book fairs.

A. publishing in the      B. has won                    C. in                              D. book fairs

Question 21: Many successful film directions are former actors who desire to expand their experience in the film industry.

A. successful                 B. film directions          C. former                      D. expand

Question 20: Alike light waves , microwaves may be reflected and concentrated elements.

A. Alike                        B. waves                       C. may be                     D. concentrated