Softshell turtles which are aquatic sometimes eat small ducks and birds.
A. Softshell turtles which are aquatic sometimes feed on ducks and birds.
B. Softshell turtles, which are aquatic sometimes feed on ducks and birds.
C. Softshell turtles which are aquatic, somtimes feed on ducks and birds.
D. Softshell turtles, which are aquatic, sometimes feed on ducks and birds.

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Past ModalsPrepositions and ConjunctionsPresent and Past TensesQuantifierduring, for, whileThe First Conditional (if/unless)Offering HelpConditional Sentence Type 3Verbs + Gerund or InfinitiveSimple Present Tense with Adverb of FrequencyOther quiz:
Vocabulary & Grammar › View. The integration of ____ technology into the new smartphone model has helped improve user experience.
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Jack ___________use his company car every day. He gets the permission from the boss.
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