The woman____________________ a scream when she saw an urgly man.
| A．let on | B．let in |
| C．let out | D．let down |
We are short of clean safe drinking water, which is found to be the ______ in many third world countries.
| A．example | B．event | C．case | D．object |
Colonel Edward is not his real name, and it’s one he uses to ______ his identity.
| A．distinguish | B．disguise | C．classify | D．convince |
— Do you like cooking, Serena?
— ______. Luckily, I’ve never had to worry about it. My husband will do the job.
| A．Never mind | B．Not really | C．All right | D．No way |
I think ______ is little possibility ______ she will be elected as monitor of our class.
| A．it; that | B．there; that | C．it; whether | D．there; whether |
______ of potential danger on late night visits to ATMs, she didn’t dare to go without his boy friend ______ her.
| A．Warned; accompanied | B．Having warned; accompanying |
| C．Warning; accompanied | D．Having been warned; accompanying |