['neutral']
I had to walk carefully in case he might get on to it that he was being followed.
הייתי צריך ללכת בזהירות למקרה שהוא יבין שהוא עוקב אחריו.
I had to walk carefully since my shoes were so squeaky and I didn't want him to realize he was being followed
הייתי חייב ללכת בזהירות כי הנעליים שלי חרקו כל כך ולא רציתי שהוא יבין שמישהו עוקב אחריו