【单选题】Yes, ______ is difficult to find a job nowadays, but _____ is more difficult is try to find such a job with a high salary but little things to do.
【单选题】It looks unlikely that medical science will abolish the process of ageing. But it no longer looks impossible. 'In the long run,' as John Maynard Keynes observed, 'we are all dead.' True. But can the s...