Đúng: It is believed that Jim is going to study abroad.

`->` Còn cách khác là: Jim is believed to be going to study abroad

`=>` Câu bị động không ngôi : It + is/ was + V pII + that + S +V 

They believed that Jim is going to study abroad.

`=>` It was believed that Jim is going to study abroad.

`-` Động từ (chủ động ) chia quá khứ đơn `->` tobe (bị động ) chia quá khứ đơn

`@` Kiến thức câu bị động không ngôi :

`-` People (they; someone) + say (said) + that  S2  V2 O2

`=>` S2 + tobe + said + to V-inf / to have P2 ( lệch thì )

`=>` It + is / was + said + that S2 V2 O2