Wind power is an ancient source of energy we may return in the near future.
A. on which B. by which C. to which D. from which
---More and more high-rise buildings have been built in big cities space.
---I couldn’t agree more.
A. in search of B. in place of C. for lack of D. for fear of
I have seldom seen my mother ________ pleased with my progress as she is now.
A. So B. very C. too D. rather
Jack took the boxes off the little table to make _______ for the new computer.
A. area B. room C. field D. position
Though ______ to see us，the president gave us a warm welcome and showed us around.
A. surprise B was surprised C. surprised D. being surprised
The settlement is home to nearly 1,000 people, _____ left their village homes for a better life in the city.
A. many of those B. many of which C. many of them D. many of whom
