Question

【题目】We must get up at 7:00 tomorrow morning,we will be late for the meeting.
A.and
B.or
C.but
D.however

Answer 1

【答案】B
【解析】句意：我们明天早上必须7点起床，否则我们将会开会迟到。and而且，or否则；but但是；however然而。结合句意，如果不早起，会开会迟到，故用连词or。故选B。