What are some common idioms or fixed expressions that use 'can'?

Dec 29, 2021 ... "The original test could detect the presence of SARS-CoV-2 with very high specificity," – meaning the test does its job very well. A PCR ... Nov 4, 2018 ... Knowing the differences between urgent care centers, emergency departments and walk-in clinics can save time and money, or even be lifesaving. Jan 11, 2015 ... The difference between should, could, and would is difficult for many English learners – this lesson will help you understand when to use each one! 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 ... Could anyone share what the difference is between Inference question type and MBT question type on 7sage? And can anyone share in regards to whether doing ... Sep 17, 2022 ... As a college professor now, I can tell you that my students leave my classroom with much greater tools to do good in the world than when they ... Jul 8, 2022 ... The Primary Difference Between Can and Could · Can: Indicates strong present ability or strong possibility. You can park across the street. It ... Feb 26, 2019 ... Feb 26, 2019 · 󰟠. Mobile uploads. Difference between "can" and "could". Aliza Fatima and 26 others. 󰤥 27. 󰤦. 󰤧 4. Recent Post by Page. Related ... Dec 31, 2022 ... Can is always be used in the present tense whereas could is always be used in the past tense. In short could is the past form of can. 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 ...