[ Past Perfect Tense ]
After Shen ________________ to England, he _______________ his communication in English.
A. Traveled / had improved
B. Traveled / improved
C. Had traveled / had improved
D. Had traveled / improved

Random Topics:
Grammar - to beSimple and Past TensesTypes of PhrasesModal ProbabilitySynonymPast or Present Verb TensePossessive Adjectives and Possessive PronounsTenses StructureSentence StructureWord FormationOther quiz:
Tenses › ViewWhat is the purpose of using the Simple Future tense?
A. To express an action that will happen in the future.
B. To express an ongoing action in the present.
C. To express a past action.
D. To express a habitual action.
Grammar › View
A pair of leather shoes ______ a lot of money.
A. cost
B. is costing
C. costs
D. are
