-- Waiter! How soon can I get my food? I just have half an hour left before my train leaves.-- It ______ be ready in five minutes.
#62958
A
may
B
should
C
could
D
need
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My sister met him at Ningbo Grand Theatre yesterday afternoon, so he         your lecture. 
#63615
A
couldn’t attend
B
mustn’t have attended
C
shouldn’t attend
D
couldn’t have attended
The flowers in my room         every day, or they’ll die.
#75306
A
must water
B
must be watered
C
should water
D
can be watered