I can.t imagine anything ______ to him.A. happenB. happeningC. to happenD. happe
It was not until midnight the snow-capped peak.A.
It was not until midnight the snow-capped peak.A. that they sightedB. that they
Cats sleep much more than horses do partly because
Cats sleep much more than horses do partly because cats ______.A. need more time
The age of the boys in this class is about 18.A. u
The age of the boys in this class is about 18.A. usualB. commonC. averageD. ordi
Geological oceanographers use echo sounder to the
Geological oceanographers use echo sounder to the depth of the water.A. figure u
_____, he would not have recovered so quickly.A. H
_____, he would not have recovered so quickly.A. Had’t he been taken good care o
Which of the following is the main idea of the pas
Which of the following is the main idea of the passage? .A. Evolution has equipp
This missile is designed so that once_____ nothing
This missile is designed so that once_____ nothing can be done to retrieve it.A.
According to the author, we cannot sleep well when
According to the author, we cannot sleep well when we ______.A. are worrying abo
、 Part I Reading Comprehension (阅读理解)A. the differ
、 Part I Reading Comprehension (阅读理解)A. the differences between robots and menB.
Evolution has programmed man to sleep at night chi
Evolution has programmed man to sleep at night chiefly to help him _______.A. ma
The fish’s sense of smell is most ______.A. actuat
The fish’s sense of smell is most ______.A. actuatedB. accurateC. acuteD. active
Scientists have tried many ways to prevent the nuc
Scientists have tried many ways to prevent the nuclear reactions from ______ har
