Question

highlight the subordinating conjunction (\swabi\) in the sentence.
cara dune will water the roses if she remembers to buy a new garden hose.

Explanation:

Subordinating conjunctions (like those in the "SWABI" mnemonic - Since, When, After, Before, If) introduce subordinate clauses. In the sentence, "if" introduces the subordinate clause "she remembers to buy a new garden hose" and connects it to the main clause "Cara Dune will water the roses". So "if" is the subordinating conjunction here.

Answer:

if