For example, when adding -ed to 'drop', you need to double the 'p'. Use the following words to fill in the gaps in the sentences below. The first one has been done for you. playing played sitting ...

My preference is that you stop baking and go outside. Here are some further examples of adding suffixes -ed and -ing to words ending in 'fer'. Notice how the letter 'r' is doubled in the new word.

For example, 'kicking' has two morphemes—the base 'kick' and the suffix -ing. "When students start to come across these longer words, that's a good time to begin adding in morphology instruction ...