[简答题]The room is in a terrible mess； it _____ cleaned.
A. A．Can’t have been
B．mustn’t have been
C．shouldn’t have been
D．wouldn’t have been

[单项选择]The room is in a terrible mess; it ______ cleaned.
A. can’t have been
B. mustn’t have been
C. shouldn’t have been
D. wouldn’t have been

[简答题]The room is in a terrible mess; it ________ (肯定没打扫过).

[简答题]The room is in a terrible mess; it______(肯定没打扫过).

[填空题]The room is in a terrible mess; it _________________ (肯定没打扫过).

[填空题]The room is in a terrible mess; ________________(肯定没有被打扫过).

[单项选择]My room is a mess. It wants______.
A. tidying up
B. being tidied up
C. to tidy up
D. to tidied up

[单项选择]The room is in a terrible dirty surroundings; it （　）cleaned.
A. can' t have been
B. shouldn' t have been
C. mustn' t have been
D. wouldn't have been

[填空题]room

[简答题]Obama-mess

[简答题]store room

[单项选择]His pronunciation is (simply) terrible.
A. merely
B. only
C. completely
D. partly

[简答题]　Earthquakes are the most terrible of all natural disasters. Asia has a history of huge earthquakes within its borders. 　　What causes these earthquakes To answer this question we must first understand some things about the earth itself. The earth’s crust is composed of many different layers of rocks. These layers of rocks are not laid evenly, as a bricklayer would build a wall. On the contrary, areas of the earth’s crust are irregular and weak. 　　As a result of the great stress that is put on these parts of the crust, the rock beds fold down towards the earth’s core, which results in unstable spots along the earth’s crust. This instability results in breaks along the crust. When a break occurs, or when two different sides of the crust rub against each other, the result is an earthquake. 　　Geologists would like to be able to predict earthquakes accurately by using laser beams, gravity-measuring devices and some other devices. Should predictions of a quake in the future be accurat

[单项选择]A terrible earthquake happened in that district at the end of 2004,（）many countries in the world paid close attention to this.
A. where
B. when
C. which
D. what

[单项选择]During that terrible snowstorm, the police demanded that people stayed off Highway 101 except in cases of emergency.（　）
A. During
B. demanded
C. stayed off
D. in cases of