Infinitive with or without to After some verbs we use an infinitive with to and after some other verbs we use an infinitive without to. Complete the following sentences. 1. Let him ………………. what he wants to. a) do b) to do c) Either could be used here 2. He didn’t allow me …………………. a) go b) to go c) Either could be used here 3. You had better ……………… things out. a) sort b) to sort c) Either could be used here 4. You ought ……………… the instructions. a) to follow b) follow c) Either could be used here 5. He was unable …………………. over the grief. a) get b) to get c) Either could be used here 6. He made me ………………… a) wait b) to wait c) Either could be used here. 7. She was made ………………… the whole story. a) repeat b) to repeat c) Either could be used here 8. I heard him ………………… a) sing b) to sing c) Either could be used here. 9. I bade him …………………. a) go b) to go c) Either could be used here. 10. I forgot ………………… the letter. a) to post b) post c) Either could be used here Answers 1. Let him do what he wants to. 2. He didn’t allow me to go. 3. You had better sort things out. 4. You ought to follow the instructions. 5. He was unable to get over the grief. 6. He made me wait. 7. She was made to repeat the whole story. 8. I heard him sing. 9. I bade him go. 10. I forgot to post the letter. Be first to know when grammar rules change! Sign up to our newsletter here: englishgrammar.org (It's free) Powered by TCPDF (www.tcpdf.org) . Infinitive with or without to After some verbs we use an infinitive with to and after some other verbs we use an infinitive without to. Complete the following sentences. 1 he wants to. a) do b) to do c) Either could be used here 2. He didn’t allow me …………………. a) go b) to go c) Either could be used here 3. You had better ……………… things out. a) sort b) to sort c) Either. ought to follow the instructions. 5. He was unable to get over the grief. 6. He made me wait. 7. She was made to repeat the whole story. 8. I heard him sing. 9. I bade him go. 10. I forgot