问题补充:
Recently quite a lot of experts that another law on wildlife protection as soon as possible.
A. suggested; must be passed
B. have suggested; be passed
C. were suggesting; was passed
D. suggested; being passed
答案:
A. suggested; must be passed
(答案→)B. have suggested; be passed
C. were suggesting; was passed
D. suggested; being passed
解析:suggest表示“建议”之意时,宾语从句用shoud+动词原形进行虚拟,should可以省略。句意:近来,许多专家建议应尽快通过关于野生动物保护的又一项法规。