How might 'could' describe a past characteristic of a species?

Nov 19, 2015 ... Can and could are two modal verbs that express possibility and ability. The main difference between can and could is that could is the past form of can. Nov 20, 2024 ... “Can” is used for expressing ability, permission, or possibility in the present tense. “Could” is often the past tense of “can” and is used for the same ... Jun 16, 2023 ... "Could" is the past tense form of "can" and is also used as a more polite alternative in the present tense. It indicates the ability, permission, or ... Nov 10, 2022 ... We use the verbs can and could to ask for permission to do something. Could is more formal and more polite than can. Think about the different ... 'Can' is used to represent present condition of the subject, but could is used to reflect a past ability, as could is nothing but a past form of can. Mar 20, 2024 ... 6 should have less bugs than 5.15.2. "What is the most commonly used version of Qt5 in general?" - no idea how anybody can answer this question. Jan 1, 2021 ... “Could” is the past tense of “CAN” sometimes their usages are made in different contexts. Can is used to ask anything in a polite manner or to seek permission. Jan 22, 2025 ... We use both can and could to talk about abilities and possibilities. But here are the biggest differences between can and could. Oct 22, 2021 ... “Will” is a modal auxiliary verb, which describes an action that is expected to take place in the future. It modifies many verbs in their future tenses. Jan 30, 2024 ... Users can also create custom policy options to examine ... For options that increase the subminimum wage, the percentage difference between ...