Answer: D) Perfect-Progressive Tense.
Explanation for this question is being written.
Answer: B) Present
Answer: A) Present
Answer: B) Past tense.
Answer: C) Future, past, present.
Answer: C) Were/ have been.
Answer: B) The present perfect.
Answer: A) Go, are walking.
Answer: D) Is knocking / will answer.
Answer: C) Go went.
Answer: A) Present Perfect.
Answer: C) Simple Tense.
Answer: D) Imperative
Answer: A) Verb tense.
Answer: C) Past continuous and past simple.
Answer: A) Past
Answer: A) Present tense.
Answer: B) Drinks / is drinking.
Answer: C) Present continuous tense.
Answer: A) Takes
Answer: B) Was, is.
Answer: A) Tense
Answer: A) It is raining.
Answer: D) PAST TENSE.
Answer: D) Simple past.
Answer: B) Buy / bought.
Answer: B) Simple Tenses.
Answer: B) Were
Answer: C) Future
Answer: A) Types/is using.
Answer: A) False
Answer: B) Perfect
Answer: A) Fell, broke, has been.
Answer: B) Tense
Answer: A) PAST TENSE.
Answer: B) Past
Answer: B) The tense shift is from future to past.
Answer: A) Present Tense.
Answer: C) The past tense.
Answer: C) Both
Answer: A) Past tense.
Answer: B) Is getting, hope.
Answer: C) Are washing, always washes.
Answer: B) Expects to have completed.
Answer: C) Was discovered.
Answer: C) Future tense.
Answer: C) Past continuous and simple past.
Answer: B) Present is current, preterite is past.
Answer: C) Replace was with is.
Answer: B) Today
Answer: A) Are, have agreed.
Answer: B) Incorrect