suspect可數(shù)嗎

　　Doctors suspect he may have a heart condition.

　　醫(yī)生懷疑他可能有心臟病。

　　I suspect there may be something funny going on.

　　我懷疑可能有某種非法勾當(dāng)在進(jìn)行中。

　　After hours of questioning, the suspect confessed.

　　經(jīng)過(guò)數(shù)小時(shí)的審問(wèn)后，嫌疑犯終于招供。