1.The snow__start in a moment A)could B)may C)can D)should
2.I know him well__to ask for money A)enough B)too C)to D)that
3.My friend __his book for an hour A)has been reading B)reads C)read D)have been
4.He __to come tomorrow A)may B)will be able C)can D)was able
5.We have known each other__chidhood A)con B)since C)while D)when