Every modal verb is a bit different and not all of them can be used in all tenses. We use "may" for permission, but we can use "can" and its conditional form "could" as well.

When do we use "should" and "could"? At the end of the video, you'll also find a preview of the next 2 videos where modals are used in everyday speech for discussing probability.

Sigrid has lost a couple of important items and is trying to think where they might be. In this part, she has lost her car key. She uses plenty of modal verbs to tell her story, including modal verbs expressing probability.

Now Sigrid has also lost her glasses! In this final part, learn how to use modal verbs to express probability, and find out whether she finds the missing items.

Here are some verbs that are handy when plans change. This segment features "to postpone," "to delay," "to procrastinate," and "to put off."

Here is one more verb to use when you want to avoid giving an answer: "to stall." Sigrid then sums up and gives you some tips for remembering all of the related verbs from both segments of this video.

Now we'll look at some verbs and phrasal verbs that use imagery to talk about plans and timetables that change. This segment is about "to shelve," "to put on ice," "to put on hold," and "to hold off."

This final segment is about two fun expressions: "to kick the can down the road" and the currently popular expression, "Delay, delay, delay." Then Sigrid sums up parts 3 and 4.

With the right equipment and good technique, wing surfing is possible even in light winds. Ex-windsurfing champion and wind-foil pioneer Robby Naish shares his expert tips to get up and cruising on those less breezy days.

What are causatives? Causal verbs are used to cause things to happen. They're used in causative constructions. Although there are various specific verbs in this category, we commonly use four ordinary verbs for this: ("have," "let," "get," and "make"). Let's make some sense of them.

Now that you have an idea about what causal verbs and causal constructions are, let's give them some context. We're still using the verbs "have," let," "get," and "make," and the theme is housepainting.

Let's look "under the hood," and see how to build causative constructions using "have," "let," "get," and "make."