1. Question: Modern humans, who first appeared about 600,000 years ago, ____Homo Sapiens.
Answer: B. Were called
Reason: This sentence is Simple Pas, and "Called" is adjective phrase. If we find an adjective phrase in Simple Past, we should use "was" or "were" before the adjective phrase.
2. Question: What year did you ….. university?
Answer: B. Graduate from
Reason: "Did" means a Simple Past Tense.
3. Question: An iron smelting forge ______________ ore into usable metals
Answer: A. Melts
Reason: This sentence is Simple Present, and "an iron smelting forge" is noun. If we find a "noun (it), he, she" in a Simple Present then the verb in add "s, es, ies".
4. Question: They ______ to US three times.
Answer: D. Have Been
Reason: This sentence is "Present Perfect", because the sentence use adverb "three times".
5. Question: Mr. Postman delivers the mails to this office before 9 a.m.
Answer: A. Delivers
Reason: Delivers should be delivered, because the sentence is "Simple Past".
6. Question: A friend of mine which father is the manager of a company helped me to get a job.
Answer: A. Which
Reason: Which should be whose, because whose is use to replace a possessive adjective.
7. Question: The manager has finished working on the report last night, and now she will begin to write the other proposal.
Answer: B. working
Reason: The manager has finished working on the report last night should be the manager has finished his work.
8. Question: While Maria was cleaned the room, her husband slept.
Answer: B. Was Cleaned
Reason: Was cleaned should be was cleaning
