（ ） is the custom,the investigators carried out a painstaking search of the debris after the air crash.

A.What B.As C.Which D.That

Which of the following is true of English sound system?

A.Aspiration is a distinctive feature. B.Voicing is a distinctive phonetic feature. C.Nasalization of vowels gives rise to another vowel. D.Length of vowels differentiates one vowel from the other.

A teacher may encourage students to （ ）when they come across newwords in fast reading.

A.take notes B.ask for help C.guess meaning from context D.look up the words in a dictionary

（ ）advance seems to be following advance on almost a monthly basis.

A.So rapid is the rate of progress that B.Rapid as the rate of progress is that C.So rapid is the rate of progress as D.Rapid as the rate of progress as

She is （ ）, from her recording, the diaries of Simon Forman.

A.transcribing B.keeping C.paraphrasing D.recollecting

Which of the following activities is NOT typical of the Task-based Language Teaching Method?

A.Problem-solving activities. B.Opinion exchange activities. C.Information-gap activities. D.Pattern practice activities.