26. The creation of nature reserves will help to ensure the _______ of many endangered species.

A. extinction      B. survival                            C. elimination                    D. disappearance

27. Throughout history, the moon has inspired not only song and dance _______.

A. but poetry and prose as well                   B. but poetry also prose

C. together with poetry and prose        D. and also poetry and prose

28. She rang to make an early _______ at the hairdressers.

A. order                               B. date                  C. assignment                                    D. appointment

29. The _______ bought from that factory _______ faulty.

A. equipment / was        B. equipments / are                        C. equipment / were    D. equipments / were

30. English is believed _______ in the world.

A. is the most important language        B. to play important language

C. to the most important language        D. to be the most important language