Verds are not used in the continuous Here are some of the most important verds which are not normally used in the continuous forms. a.verds of thinking: Ex: I think you're right.(Not: I'm thinking ) Do you know Billy Palmer? (Not: Are you knowing .?) She didn't understand what you said. (Not: She wasn't understanding .) b.Verds of feeling: Ex: I like this music. (Not: I'm liking .) Do you want to go now? (Not: Are you wanting ?) c. Verds of preception: Ex: We heard someone outside. (Not: We were hearing ) This spagheetti tastes delicious. (Not: This spaghetti is tasting .) d. Other verds: Ex: How long has Shally had her motorbike? (Not: How long has Shally been having ?) I weigh 70 kilos. (Not: I'm weighing .) We were at home last night. (Not: We were being ) 1.But note that some of the above verds have more than one meaning: We can use these verds in the continous when they describe actions. Compare: Simple tense Continuos tense I think you're right. (think = believe) Ssh! I'm thinking. (think =use the mind) I've had my car for six months. I've been having lunch. (have = eat) (have = possess) Do you see what I mean? Are you seeing the doctor tomorrow? (see = understand) (see = visit) Compare also these simple and continuos uses of be: He's stupid. (generally) He's being stupi.(He is behaving in a stupid way at the moment 2. We often use can and could with the verds of perception see, hear, smell, taste, feel and some verds of thinking eg understand, remember. Ex: I can see you We could hear someone outside think(= believe) believe understand know see(= understand) recognize suppose remember imagine forget mean realize like dislike hate love prefer want wish see hear smell taste feel have(= possess) own belong to owe need include cost contain weigh sound be seem deserve . simple and continuos uses of be: He's stupid. (generally) He's being stupi.(He is behaving in a stupid way at the moment 2. We often use can