韻ーー
国 ( ) 内に入る最も適切なものを選びなさい。
(1 Wewil( ) walk home. The ]ast bus has JuSt left. 3
(@) have to (b) must (c) be able tO (d) should M
2) The engine ( ) start. There must pe something WTOIJg with it.
(8) may not (b) must not (c) won't (d) cannot
(3) My daughter left home two hourS ag0, 80 she ( ) be there by noW.
(@) can (b) used to (c) should (d) ought
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