---The police have been______ the area for quite a long time.
---I’ve also noticed that. What have they been______?
| A．searching; searching |
| B．searching for; searching |
| C．searching; searching for |
| D．searching for ; searching for |
．Foods _____good, like milk and cookies, are called comfort foods because they make you feel better．A．tastes B．tasting C．to taste D tasted
There being no witness on the spot, the police were delayed by the ________of information about the crime.
| A．analysis | B．disappearance | C．absence | D．consideration |
The number 13 is a special number, ____, I think, that will be hated by the foreigners.
| A．what | B．it | C．which | D．one |
．It is said that the novel Henry had devoted so many years to ______published last week.
| A．get | B．gets | C．got | D．getting |
——The research on the new bird flu virus vaccine is challenging and demanding. Who do you think can do the job?
——____ Tom have a try?
| A．Shall | B．Can | C．Will | D．Need |