机动车在环形路口内行驶，遇有其他车辆强行驶入时，只要有优先权就可以不避让.
参考答案：错
Swimming in the pool with the children _____ very interesting. [ ]
A. has
B. have
C. is
D. are
我国食物油中规定苯并芘的限定值是（）。
A.2ug/kg
B.5ug/kg
C.10ug/kg
D.15ug/kg
