1.That’s a bit expensive .I’ll --------

1.That’s a bit expensive .I’ll ________
A.think it about B.think it out C.think over it D.think about it
2.Do you know the woman ______Miss Gao is talking
A.who B.whom C.to who D.about whom
3._____hard work to treat large animals at that time
A.What B.How C.How a D.What a
4.There are a great number of people _______the museum at this time every year
A.visiting B.to visit C.visit