His parents will be()him if he fails the examination.
A、disappointing with
B、disappointed on
C、disappointed with
D、disappointing for
A、disappointing with
B、disappointed on
C、disappointed with
D、disappointing for
A、someone else will take his place B、the captain will take charge of his work C、nobody will be capable of doing his work D、anyone else will use the radio equipment
A、How long have your parents been in Paris? B、When did your parents arrive at Paris? C、Did your parents arrive at Paris last Wednesday? D、When will your parents go to Paris?