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Jan 13, 2025 ... ... phrases, also ending in -ing (unless expressing past tense); and infinitives are verbs that take the simple tense and follow the preposition to. Self-Practice EXERCISE 3.1. Read the following sentences. Underline the subjects and circle the prepositional phrases. The gym is open until nine o'clock ... Complete follow-up in a large simple trial will require innovative methodology since frequent patient contact will not be possible. Cooperation with patient ... I.Complete the following sentences using the correct degree of the adjective given in the brackets. 1. She is-------than her sister. (Pretty). 2. Martha is a ... In the following examples, identify the simple present tense verb (or verbs) in the sentence. 1. We travel to San Diego every summer. 2. Lacey and her mom talk ... Exercise 1. Choose for or since to complete the following present perfect sentences. 1 I ... By adding the -ing ending to a verb, the gerund is created. Look at the following examples of present progressive sentences to gain a better understanding. You ... Jan 16, 2012 ... Complete the following sentences using simple present or present continuous form of the verb. 1. I ....................... a great time on this holiday. Jan 9, 2024 ... Negation with present perfect simple. A negative sentence in present perfect simple uses the following structure: have/has + not + past ... Dec 25, 2023 ... Can you explain why past perfect continuous is used in the following sentence? ... Why is the present perfect tense used in sentences like "I have ...