用所给动词的适当形式填空1.I____never____therebefore.(be)2.---____Tom____thebook?(return)---Yes,hehas.---When____he____it?(return)---Halfanhourago.3.---Haveyou____dumplings?---Yes,I_____.(have)4._____theyoungwomanev

　　用所给动词的适当形式填空

　　1.I____never____therebefore.(be)

　　2.---____Tom____thebook?(return)

　　---Yes,hehas.

　　---When____he____it?(return)

　　---Halfanhourago.

　　3.---Haveyou____dumplings?

　　---Yes,I_____.(have)

　　4._____theyoungwomanever____toEngland?(travel)

　　5.---Haveyou____inthe____poolyet?(swim)

　　---No,notyet.