.Don’t be frightened by sharks as there is___________chance of being hit by lightning than being attacked by a shark.
| A．as thirty times great as | B．as thirty times great |
| C．thirty times as great | D．thirty times greater |
—Is John coming by train?
—He should,but he _________ not.He likes driving his car.
| A．must | B．can | C．need | D．may |
Culture refers to a group or community _________ we share common expressions that shape the way we understand the world.
| A．with which | B．that | C．which | D．what |
I’ve worked with children before,so I know what _________ in my new job.
| A．expected | B．to expect |
| C．to be expecting | D．expects |
They _________ the habit of visiting old friends,_________ I think is great.
| A．keep on;which | B．keep up;which |
| C．keep on;as | D．keep up;as |
This is the main use that the scientists make _________ of natural resources.
| A．it | B．which | C．use | D．/ |