用所给动词的适当形式填空1.It_______(rain)foraweekand______________(notstop)yet.2.howmanyunits________you_________(learn)sincethebeginningoftheterm?3.He___________(think)ofotherthingswhentheteachercalledhisname.4.She

　　用所给动词的适当形式填空

　　1.It_______(rain)foraweekand______________(notstop)yet.

　　2.howmanyunits________you_________(learn)sincethebeginningoftheterm?

　　3.He___________(think)ofotherthingswhentheteachercalledhisname.

　　4.Shemustbeangrywithme.She____(notspeak)tomesincethismorning.

　　5.---Isthereanythingwrong?

　　---No,I___________(have)notroublesofar.

　　6.Ther________(be)friendssincetheybecameclassmatesatmiddleschool.

　　最好能说明理由