Marytiptoedoverandtooktheclockawaybecauseshehatedtohearit___whenshewastryingtogotosleep.
A、soundingC
「句意」 玛丽蹑手蹑脚走过来把钟拿走了，因为她讨厌在自己想睡觉的时候听它滴哒地响。
「难点」 sound 意为“作声，发声，响” ;ring 意为“鸣，发出清脆响亮的声音“;tick意为“发出滴哒声” ;hum 意为“发连续低沉的声音(如蜜蜂、马达的嗡嗡声)”
Ifasubstanceisdissolvedinwaterorheated，itmay（）agas.
Henoticedthehelicopterhoveringoverthefield.Thentohisastonishment,hesawaropeladder_____outandthreemenclimbingdownit.
Thethreementriedmanytimestosneakacrosstheborderintotheneighboringcountry_____bythepoliceeachtime.
Itisimperativethatstudents_____theirtermpapersontime.
Shehiredalawyertoinvestigate,onlytolearnthatGabrielhadremovedhernamefromthedeed.Theinfinitiveverbphrase“onlytolearn”isused____.
