2.   When Josh traveled to Greece last year, he had an unforgettable experience. One day, he visited a Greek temple built on a small island. This beautiful place really impressed him. Therefore, he happily pointed at the temple and then made __16__ signs with both of his hands __17__ his admiration to the Greeks beside him. However, those Greeks started to shout at him __18__ anger. Because of his __19__, Josh had caused offense to them. If he __20__ some research into body language before traveling abroad, he might not have made this mistake.
【題組】16
(A) thumbs-upped
(B) thumbs-up
(C) thumb-up
(D) thumb-upped