[ Tenses ]
Miss Linh …………… in this hospital for 20 years.
A. work
B. is working
C. have worked
D. has worked

Random Topics:
Past simple - Irregular VerbsThe First Conditional (if/unless)WH Questions and Simple Past TenseThird Grade ExamAuxiliary WordsTypes of Sentence StructuresSubordinate ConjunctionsTOEFL Adjective and AdverbPast and Future TensesArticles and DeterminersOther quiz:
Grammar › ViewWhat did you eat last night?
a. At six.
b. Spaghetti.
c. With my family.
d. At home.
Vocabulary & Phrasal Verb › View
The big tree … opposite my window looks fantastic in early autumn.
A. growing
B. grown