Read the passage and choose the best answers:
A student learning English occasionally meets the following problems when he listens to talks and lectures. It is difficult to decide where one word finishes and the next one starts. In speech, many sounds cause a student difficulty and he fails to identify them. Some words in English, which occur very commonly, have a weak form. An overseas student identifies them with difficulty. In addition, many students sometimes do not hear the unstressed syllable in a word. This problem never arises in print.
The lecturer who uses an informal style and who pronounces his vowels with a strong accent will be difficult to follow. A student takes notes more ........... when the lecturer speaks with a BBC accent.
carefully easily terribly carelessly