Question 234. The mountain gorilla is on the verge of                   .

A. extinct                          B. extraction                     C. extinguish                     D. extinction

Question 235. Synchronized swimming is a sport in which groups of swimmers                    in patterns in the water to music.

A. go                                 B. move                             C. dive                              D. jump

Question   236.   Katherine   Curtis developed  the                       swimming.

for the competition of synchronized

A. regulations                    B. formula                         C. laws                              D. principles

256 CÂU TỪ VỰNG TỪ ĐỀ CÔ NGUYỄN PHƯƠNG