________ (fail) several times, they need some encouragement.

Thefloordoesnotlooksobadwhen________(sweep)clean.

Comrade Li ________ be in Beijing because I saw him in town only a few minutes ago.

Hardlyhadhefinishedhisspeech________theaudiencestartedcheering.

Hardly had he finished his speech ________ the audience started cheering.