[ Present Perfect Continuous Tense ]
She … with the research team since January.
A. have been working
B. has been working

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General Knowledge › ViewWhat is the term for the study of flags?
A. Culturology
B. Heraldology
C. Vexillology
D. Patriology
E. ALL OF THE ABOVE
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I lost my keys when I ________ (walk) home.
A. walked
B. walk
C. is walking
D. was walking
Reported Speech and Tenses › ViewFind out which one is comparative:
A. badder
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C. worst
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My mother loves _____ food for my family
A. preparing
B. to prepare
C. prepare
D. A&B are correct
