76、She could hardly believe it, ?
6 i; C% z! M4 A5 b) o; w8 O A.couldn’t she B.could she C.didn’t she D.did she
$ k5 m. K4 w% T1 o8 V77、You needn’t go, ?
' e1 _* \/ g* i/ h2 F8 }/ g5 k' P A.can you B.must you C.need you D.may you
& J1 r; M5 H |( i ]2 T78、You must work hard from now on, ?! E* x2 B) u/ E, c; Z: \/ @
A.can you B.won’t you C.mustn’t you D.needn’t you; ` i4 m: P. {
79、After walking so long a way, you must have been tired, you?5 P, c2 d$ s1 x' E, P# g3 r1 {
A.were B.have C.haven’t D.mustn’t
2 I9 r% l5 e s, I/ `% B2 T80、He must have left home yesterday, he?" D( m0 N- z3 }, R: u
A.hasn’t B.didn’t C.mustn’t D.needn’t
( Z7 @+ M8 Z+ u' I4 }& n" }76、B 77、C 78、C1 Z0 ]2 e [6 i1 \1 O0 u
79、C 80、B |