The teacher asks us _____our classroom.[ ]
A. clean
B. to clean
C. cleaning
答案:B
改错。
( )_________1. Sam likes playing the football after school.
A B C D
( )_________2. There are so much water in the lake.
( )_________3. Is she go to work by bus?
( )_________4. May I borrow you comic books?
( )_________5. She spends a lot of time to read English every day.
该产妇持续高热,下肢疼痛,且放射至右腹股沟,右下肢肿胀,还应考虑下列哪项诊断
A.衣原菌感染
B.淋病
C.伤寒
D.阑尾脓肿
E.下肢血栓性静脉炎