【单选题】What does the man find out at last?
A.
Fifteen minutes is too long.
B.
The traffic is moving too slowly.
C.
He is not able to carry both bags.
【单选题】What does "traffic lights" mean?
【单选题】加油站工作区内的油气最高允许质量浓度为()。
【单选题】若 a 为整型变量,且有以下语句 ___ 。 long a ; a=-017L; printf("%d\n",a); 则下面哪个说法是正确的 ?
【简答题】What does the traffic and transportation activity refer to?
【单选题】What does “traffic light” mean?
【简答题】What does the woman mean? [A] It's an urgent job to improve the traffic. [B] It is best not to drive to work. [C] It's good idea to come to work earlier. [D] It is difficult to find a place to park th...
【单选题】工作区内的油气最高允许浓度为()mg/m3。
【单选题】What does the student suggest as a possible solution to the traffic problem?
A.
Tencouraging commuters to carpool during rush hour
B.
increasing fares on major city roads
C.
adding highway exit ramps before the Oakley Bridge
D.
giving free bus passes to students