He said that the group ________ him a letter and asked him to go there for an interview.
A、havewrittenB
“写信给他”应该发生在他说话之前，也就是过去的过去，用过去完成时。
EmpiricalstudiesshowthattheprocessofSLAisaprocessofconstructingandmodifyingrulesofcommunication.
The volunteers would rather go by train than ________.
Countrylifeisbetterthancitylife________itoffersfreshairandnoiselessenvironment
Acompoundisthecombinationofonlytwowords.
Younger children are curious ________ how things work ，and many of them want to take apart everything within their reach.
