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【多选题】
以下关于一叶兰说法正确的是()A.
一叶蜘蛛抱蛋
B.
一叶吊兰都是百合科
C.
不耐旱
D.
在上海可露地栽植
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举一反三
【单选题】– Must I get to school at 7:30 every morning? – ________. Just arrive before 8 o’clock.
A.
No, you needn’t
B.
No, you mustn’t
C.
No, you can’t
D.
No, you don’t
【单选题】Must I arrive in Beijing tomorrow morning?No,you__.
A.
needn't
B.
mustn't
C.
couldn't
D.
shouldn't
【单选题】I must leave for my home town tomorrow as my parents are ___ me to arrive on Sunday.
A.
expecting
B.
waiting
C.
waiting for
D.
expecting for
【多选题】为保证锁紧迅速、准确,采用了双向液压锁的汽车起重机支腿油路的换向阀应选用( )中位机能;要求采用液控单向阀的压力机保压回路,在保压工况液压泵卸载,其换向阀应选用( )中位机能。 ( A ) H 型 ( B ) M 型 ( C ) Y 型 ( D ) D 型 ,,
A.
H型
B.
M型
C.
Y型
【单选题】— Must I arrive at school at one o'clock in the afternoon? — No, you_______. [ ]
A.
mustn't
B.
needn't
C.
can't
D.
shouldn't
【单选题】Before the guests come, I must get the glasses ______.
A.
washed
B.
to be washed
C.
being washed
D.
to wash
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