It is so difficult a problem that ____ student in this class ____ work it out.
| A．any; can't | B．no; can | C．every; can | D．no; can't |
29．Apart from the blood that belonged to the three people, the detectives found only_______clue.
| A．one other | B．one another | C．other one | D．another one |
28．The Changbaishan Mountains have a huge variety of scenery, some of the best of__________can only be reached on foot.
| A．that | B．which | C．what | D．Where |
27．So far, my home village has changed________recognition.
| A．from | B．beyond | C．over | D．With |
26．What a pity! The car ran out of sight before I could_________its number.
| A．get across | B．get off | C．set aside | D．set down |
25．Canada is one of the safest and most welcoming countries you will___________visit.
| A．even | B．never | C．ever | D．Just |