下颌运动的基本方式有__________、_________、________及________运动。
参考答案：开闭口；前伸；后退；侧向
Tina went into the kitchen her mother make dumplings.
A．help
B．helped
C．helping
D．to help
Fruit _______ several kinds of vitamins, ________ vitamin C.
A. contains; included B. forms; including
C. forms; containing D. contains; including
