Provide the correct grammatical form for the following sentences and explain the rules.

Here are the answers to the questions:

• 1. Neither the manager nor the employees are happy with the new policy.

  • When "neither...nor" connects subjects, the verb agrees with the subject closest to it. "Employees" is plural, so the verb should be plural.
  • B. are

• 2. She hardly goes to the cinema, does she?

  • The main clause "She hardly goes" is negative in meaning (due to "hardly") and in the present simple tense. The tag question should be positive and use the auxiliary verb "does".
  • A. does she

• 3. They live in a beautiful big old house.

  • The standard order of adjectives is Opinion (beautiful), Size (big), Age (old).
  • D. beautiful big old

• 4. Between you and me, I think the plan will fail.

  • "Between" is a preposition, and prepositions are followed by object pronouns (e.g., "me" not "I").
  • B. me

• 5. The number of students in the class has decreased significantly this year.

  • "The number of" is a singular subject, referring to a single quantity, so it takes a singular verb. "Has decreased" indicates a completed action with relevance to the present.
  • B. has decreased

• 6. The jury are divided in their opinions.

  • When a collective noun like "jury" refers to the individual members acting separately (as indicated by "divided in their opinions"), a plural verb is used.
  • B. are