A. stay in deep water for a long time
B. dive very, very deep
C.live in deep water easily
D. dive freely without any dangers
[单选题]24. You want some black socks. Can you buy them here?A. No, I can't.B. Yes, I can.C. No, I canD. Yes, I can't.
[单选题]24. You can see some _______on the desk.A. footballsB. books and flowersC. schoolbags
[问答题]Do you think you can do it by yourself?
[问答题]Do you think you can do it by yourself?
[问答题]Do you think you can do it by yourself?
[单选题]Can you do thetask alone,or do you want anyone to [assist] you?A.aimB. help
[单选题]Can you do thetask alone,or do you want anyone to [assist] you?A.aimB. help
[单选题]Can you do thetask alone,or do you want anyone to [assist] you?A.aimB. help
[单选题]6. Can you tell me when you will _________ school?A. get backB. get back toC. return backD. return
[单选题]What can you do to[ensure] that you will stay healthy?A.be assuredB.insistC