Selecting Words

31) She was badly injured after she jumped from the wall. So she needed ...... care in the hospital.

1. intensive
2. extensive
3. extraordinary
4. huge

32) After the power cut most part of the city ...... into darkness for many hours.

1. spread
2. went
3. plunged
4. diverted

33) Although he is very intelligent, he doesn't know how to .......... the problem.

1. vanish
2. tackle
3. erase
4. dissolve

34) The students were afraid, but the teacher ....... them that there was not any ghost.

1. advised
2. promised
3. secured
4. assured

35) She gave her father a gold watch on the ............. of his fiftieth birthday.

1. completion
2. happiness
3. occasion
4. celebration