Complete the sentences with appropriate question tags and conjunctions.

The statement is "Yesterday you were late for classes," which is a positive statement using the past tense verb "were." To form a question tag, we use the negative form of the auxiliary verb and the subject pronoun.
The correct question tag is "weren't you?".
The correct option is A.
A) weren't you

The statement is "I am the tallest basketball player," which is a positive statement using "am." The standard question tag for "I am" is "aren't I?".
The correct option is B.
B) aren't I

The statement is "She did not come to school yesterday," which is a negative statement using the auxiliary verb "did not." To form a question tag, we use the positive form of the auxiliary verb and the subject pronoun.
The correct question tag is "did she?".
The correct option is C.
C) did she

The sentence "Muthoni won the race ____ was given a trophy" describes two sequential and related actions. Muthoni won the race, and as a result, she was given a trophy. The conjunction "and" is used to connect two such ideas.
The correct option is B.
B) and

The sentence "France played very well ____ lost the game" presents two contrasting ideas: playing well and losing. The conjunction "but" is used to introduce a contrast.
The correct option is C.
C) but

The phrase "either...or" is a correlative conjunction used to present two alternatives. The sentence "You can either buy smartphone ____ a new suit" requires "or" to complete the structure.
The correct option is A.
A) or

The sentence is "There wasn't ____ milk in the jar." "Milk" is an uncountable noun. In negative sentences, "a lot of" or "lots of" can be used to indicate a small quantity or no quantity. "Some" is generally not used in simple negative statements. "A lot" is incomplete without "of" before a noun. Both "a lot of" and "lots of" are grammatically correct and interchangeable in this context. We will choose B.
The correct option is B.
B) a lot of

The sentence "Elders are people who have lived ____" describes that elders have experienced a long life. The idiom "lived a lot" means to have lived for a long time or experienced many things.
The correct option is C.
C) a lot

The sentence "My mother ____ an apple everyday" describes a habitual action. For habitual actions with a third-person singular subject ("My mother"), the simple present tense verb form ending in "-s" is used.
The correct verb is "buys."
The correct option is B.
B) buys