【C15】A．struggleB．hitC．fightD．strike

Why are British employers so afraid of unofficial strikes？A．Such strikes are against the B

A．struggleB．threatenC．happenD．tend

【C20】A．hitsB．attacksC．crashesD．strikes

【C16】A．exactB．sameC．fightD．good

【C10】A．GrowingB．GrownC．CapableD．Striking

53._________A. explainB. understandC. fightD. ana