某男，25岁，症见胃脘疼痛，痛如针刺刀割，痛有定处，按之痛甚，食后加剧，入夜尤甚，或

— ____________________

— A board, a light and desks. [ ]

A. What's in your classroom?

B. What's in your bag?

C. How many books?

肉桂熨法功效与作用

— If you want to protect your eyes from harm, which should NOT you do? 

— _____ . [ ]

A. Wear sunglasses to protect your eyes from ultraviolet rays (紫外线)

B. Stay before the computer screen and play games for long

C. Do eye exercises every day

构成转氨酸辅酶的是

問題４

この切符は、明日まで（ ）です。

A．利点

B． 権利

C． 効用

D．有効