446 When a motorcycle comes to an intersection with flashing red light,
(A)stop first and then pass through
(B)slow down
(C)the light is for reference only.

442 When a motorcycle is passing through a waterlogged area, the driver should (A)speed up (B)slow down (C)zigzag through.

443 Which of the following is not proper for a motorcycle rider before turning (A)use the turn signal (B)allow large vehicles to go first (C)turn on the headlight.

444 Which of the following is incorrect about a motorcycle passing through an intersection? (A)when approaching the intersection without traffic lights, the rider should slow down (B)when approaching an intersection without traffic lights and another vehicle is also trying to pass through, the vehicle on the main road has the right-of-way (C)when approaching an intersection without traffic lights and another vehicle is also trying to pass through, if both vehicles are going straight, the vehicle on the left has the right-of-way.

445 When a motorcycle comes to an intersection with flashing yellow light, (A)stop first and then pass through (B)slow down (C)the light is for reference only.

447 When coming to an intersection with flashing yellow light on side and flashing red light on the other, (A)the side with flashing red light has the right-ofway (B)the side with flashing yellow light has the right-of-way (C)the vehicle that is turning left has the right of way.

448 When a motorcycle rider already reaches the crosswalk when the light is turning yellow at an intersection (A)stop immediately (B)return to the motorcycle waiting area (C)continue forward.

449 When riding a motorcycle and the tire blows out, (A)brake Immediately (B)let go of the throttle (C)turn the handlebar.

450 When riding a motorcycle and the brakes malfunctioned, (A)let go of the throttle (B)honk (C)turn on the headlight.

2001. 級配良窳和顆粒間的摩擦角大小呈何種關係？(A)正比(B)反比(C)無關(D)以上皆非

2002. 已知級配的球狀形土壤相對密度Dr值以百分比表示，則其值愈大表示? (A)土壤愈鬆散，(B)土壤愈緊密，(C)土壤粒徑愈大，(D)土壤粒徑愈小