My husband________ a model plane the whole Sunday morningI thought he would help do some washing

Chinese painters—Cao Wu and Yuan Wu—will alsoexhibit their works that feature Chinese elements(元素), ________ those of Northeast China.

– Who helped you fix your bike —_______! I fixed it all by myself.

Jim was late for class again. He went into the room silently to avoid _____ by the teacher.

Have you seen Dr. Adams recently—No. He __________ Hong Kong for an important meeting. He’ll come back tomorrow.