403.That must have been a long trip.
Yeah, it ____ us a whole week to get there.
A.takes
B.has taken
C.took
D.was taking
404.Look at the pride on Tom's face. He ____ to have been praised by the manager just now.
A.seemed
B.seems
C.had seemed
D.is seeming
403.答案是C;考查动词的时态。句意:那一定是长途旅行。是的，我们花了整整一周时间才赶到那儿。题干中must have done是对过去的肯定推测，暗示过去的情况。
404.答案是B;考查动词的时态。句意:看Tom脸上骄傲的表情，他似乎刚才受到了经理的表扬。look at祈使句暗示时间是现在，而seem表示心理判断，没有进行时态。
