21. My birthday is coming up. Daniel will send me _____ e-dog as my birthday present.
A. a B. an C. / D. the
22. Mary is flying to France soon. She will arrive ___ London ___ the morning of July 19.
A. to， on B. in， on C. in， in D. at， in
23. He is so careless that he oftenhis school things at home.
A, puts B. forgets C. takes D. leaves
24. Would you mind ___ me how ____ the physics problem ?
A. telling， to solve B. telling，solve
C. to tell， to solve D. to tell， solve
25. The woman had to do the farm work herself,?
A. did she B. didn't she C. had she D. wasn't she