22. We are urged to submit a group assignment in the next class. A. must B. had better C. had better not D. Should 23. I promise to return you back tomorrow. A. might B. might not C. will D. wont Instruction VI:Complete the sentences with the correct forms of the verbs in brackets. (4 pts) helped 24. If you had told me the truth __ (help you). 25. If I had to make a speech, I __ (be) pretty nervous. 26.If we __ (meet) at 9:30 we will have plenty of time. 27. If people __ (not) eat or drink,eventually they die.

22. B. had better<br />Explanation: The phrase "had better" is used to give advice or suggest something strongly. In this context, it implies that it is strongly recommended to submit a group assignment in the next class.<br /><br />23. C. will<br />Explanation: The phrase "I promise to return you back tomorrow" indicates a future intention or commitment. The word "will" is used to express a future action or intention.<br /><br />24. helped<br />Explanation: The correct form of the verb "help" in the past perfect tense is "had helped." The sentence should read: "If you had told me the truth, I had helped you."<br /><br />25. would be<br />Explanation: The correct form of the verb "be" in the conditional perfect tense is "would be." The sentence should read: "If I had to make a speech, I would be pretty nervous."<br /><br />26. meet<br />Explanation: The correct form of the verb "meet" in the simple present tense is "meet." The sentence should read: "If we meet at 9:30, we will have plenty of time."<br /><br />27. do not<br />Explanation: The correct form of the verb "do" in the negative present tense is "do not." The sentence should read: "If people do not eat or drink, eventually they die."