[ Grammar ]
All roads are blocked —- millions of people are going on holiday at the same time.
A. until
B. because
C. therefore
D. however

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Grammar & Vocabulary › View… suggests, however, that’s it’s young people who are the best able to deal with this change.
A. Research
B. Experiment
C. Program
D. Technology
Pronounciation and Grammar › View
This is my …………… house.
A. teacher
B. teachers
C. teacher’s
D. teacher’s
Grammar › ViewIdentify the sentence that correctly uses an infinitive.
A. To swim in the ocean is my dream.
B. Swimming in the ocean, I felt free.
C. I swim in the ocean every summer.
D. In the ocean, swimming is fun.
Grammar › View
Those apples are red, but ____ apples are green.
A. that
B. this
C. these