Complicated ______ it is, the problem can be solved in only 2 hours with an electronic computer. A: like B: as C: however D: even if

We have a very tight schedule, _____ I thought I might take a couple of hours off to see you. A: but B: then C: though D: however

Q: How many hours is the flight from Toronto to Beijing? A: 18 hours B: 28 hours C: 20 hours D: 19 hours

【单选题】We’ll have to finish the job, _____. A. long it takes however B. it takes however long C. however long it takes D. long however it takes A. Long it takes however B. it takes however long C. however long it takes D. long however it takes

They cleaned their classroom ____ . A: three hours B: on three hours C: three hours ago D: three hours later

__________, he always goes to swim in winter. A: However it is cold B: It is cold however C: However cold is it D: However cold it is

Part I: Listening Comprehension (15%) A: 40 hours B: 47 hours C: 49 hours D: 50 hours

How many hours before the departure should you call to ask for cancellation of your flight？ A: 10 hours B: 12 hours C: 18 hours D: 24 hours

47. How many hours will the applicants work each week? A: A. 16 hours B: B. 18 hours C: C. 20 hours D: D. 24 hours

 I cleaned my classroom ___________. A: with three hours B:  three hours ago C: in three hours D: three hours before