1 I'd like to ______ sing well. A can B have ability to C be able to 2 We ran out of milk last night but I ______ buy some at the corner shop. A could B was able to C can't 3 The buses ______ get very crowded before they built the new Underground. A

Choose the best answer, A, B or C.
1 I'd like to \( \qquad \) sing well.
A can B have ability to \( C \)be able to 
2 We ran out of milk last night but I\( \qquad \) buy some at the corner shop.
A could B was able to C can't
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3 The buses \( \qquad \) get very crowded before they built the new Underground. A could \( \qquad \) C were able to

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4 It took us a long time, but eventually we managed \( \qquad \) a refund.
A to get \( B \) get
C getting
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5 This \( \qquad \) be your book. It's got your name on it.
A can \( B \) must \( C \) perhaps
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6 It's quite a popular course. There \( \qquad \) be any places left on it.
A might not \( B \) must not \( C \) could not
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7 The heating's been on all day so there \( \qquad \) plenty of hot water for your bath. A could be \( \qquad \)
\( \qquad \) e

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8 Everything's soaking wet. It \( \qquad \) have rained very heavily last night.
A should B could C must
9 I \( \qquad \) to football practice yesterday but I had a bit of a stomachache.
A can't go B should have gone C couldn't have gone
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It's eight o'clock. We \( \qquad \) leave now.
A 've got to \( B \) are have to
C 've got
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11 When we arrived at the gate, we \( \qquad \) show our passports.
A must \( B \) had got to \( C \) had to
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12 You \( \qquad \) take any of the confidential files home. It's against company rules. A don't have to B haven't got to C mustn't

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13 I'm really putting on weight. I \( \qquad \) some exercise.
A need doing \( B \) have need do \( C \) need to do
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14 I \( \qquad \) my car so I left it at home and came on the bus.
A needn't have brought \( B \) didn't need to bring \( C \) haven't needed to bring > Unit 50
15 That cut looks bad. We \( \qquad \) phone for an ambulance.
A 'd better B must better C should have
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16 I'm really sorry. I \( \qquad \) said all those terrible things about you.
A shouldn't B shouldn't have C mustn't have
> Unit 51
17 'Excuse