To complete the sentences with the words from the box in their appropriate forms, let's analyze each sentence individually and choose the most suitable word based on the context.
1) The task is not so easy to do as you think, you’ll have to concentrate on it.
- Explanation: The sentence suggests that the task requires more effort than anticipated. The word "easy" fits well here, as it contrasts with the need for concentration.
2) This beautiful place is very pleasant to visit in late spring.
- Explanation: The word "pleasant" is appropriate because it describes the enjoyable nature of the place during late spring, likely due to favorable weather or blooming scenery.
3) If you want to speak good English, it is very important to practise a lot.
- Explanation: The word "important" highlights the necessity of practice in achieving proficiency in English.
4) I’m happy to say that we've managed to succeed.
- Explanation: The word "happy" is used to express a positive emotion or satisfaction about the success achieved.
5) The house is too small to be a home for their big family.
- Explanation: The word "small" describes the inadequacy of the house's size to accommodate a large family.
Thus, the sentences are completed as follows:
1) The task is not so easy to do as you think, you’ll have to concentrate on it.
2) This beautiful place is very pleasant to visit in late spring.
3) If you want to speak good English, it is very important to practise a lot.
4) I’m happy to say that we've managed to succeed.
5) The house is too small to be a home for their big family.