预防医院内肺炎的有效方法（）。 A.降低口咽部和上消化道定植 B.防止口咽部分泌物吸

The wonders of Virtual Reality (VR) (虚拟现实) can now take you back into a world that no person has ever seen. In this amazing new VR game, you will go back __1__ 100 million years, and live among the dinosaurs (恐龙).
You will __2__ dinosaurs eat, sleep and fight. You will admire the great __3__ of the strange flowers and huge trees.
You will __4__ a huge, friendly dinosaur with your hands. You will glide- through the __5__ on the back of a flying dinosaur and look down on the land and seas far __6__ you.
You will watch a terrifying struggle, as two of the world’s most __7__ and dangerous dinosaurs fight each other right in front of you. You will __8__ down into the deep seas, and discover mysterious dinosaurs __9__.
Remember that, as in all VR games, you will enjoy all these experiences in complete __10__. This is an excellent, exciting and educational game which brings the world of the dinosaurs to life as never before.

小题1:	A．at age B．in time C．for D．to

小题2:	A．see B．watch C．stare D．glance at

小题3:	A．beauty B．smell C．bloom D．figure

小题4:	A．feed B．train C．catch D．rescue

小题5:	A．land B．water C．air D．sea

小题6:	A．under B．above C．below D．behind

小题7:	A．fierce B．tame C．talented D．naughty

小题8:	A．jump B．drop C．fall D．dive

小题9:	A．in the past B．on the ground C．under the water D．in the forest

小题10:

A．loneliness B．danger C．happiness D．safety