—“Crash diets” make us lose weight fast and I am all into that. —But it_______better to work out.    
#62644
A
had
B
would be
C
wouldn’t have been
D
must have been
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Alex changed his mind at the last minute,otherwise we ________ an agreement.
#62310
A
should have reached
B
could have reached
C
can reach
D
should reach
--How does Jack usually go to school?  --He_____________ride a bike, but now he_______________there to lose weight.
#78085
A
used to, is used to walk
B
was used to, is used to walking
C
was used to, is used to walk
D
used to, is used to walking
That man over there _____ be Mr Wang . He has gone to Yushu. 
#74843
A
may
B
mustn’t
C
should
D
can’t