We went to watch a bird show in the wetlands _______ a rainy Sunday morning.
A. at B. in C. on D. /
The bad weather yesterday morning prevented all the planes _______ off.
A. to take B. take C. taking D. to taking
Yancheng Nature Reserve is home _______ different kinds of plants and rare birds.
A. at B. to C. on D. in
Be quick! We have________ time to finish the work．
A. more B. fewer C. no D. less
I got some letters．________of them is from my father．
A. Both B. None C. No D. All
Without the sun，_______can grow in the world．
A. something B. anything C. nothing D. everything
