第二起事故涉及两辆汽车和一辆卡车。
The second accident ___involved two cars and a lorry.
The second accident ___involved two cars and a truck.
她写信告诉我,我们的朋友在一场涉及吸尘器的奇怪事故中去世了。
She wrote to tell me that our friends died in a strange accident that ___involved a vacuum cleaner.