They were surprised that a child should work out the problem __________they themselves couldn’t.
while
举一反三
- They were surprised that a child should work out the problem________ they themselves couldn’t.
- They were surprised that a child should work out the problem________ they themselves couldn’t. A: once B: then C: while D: if
- 34.They were surprised that a child should work out the problem__________they themselves couldn't. A: once B: then C: while D: if
- The teachers were surprised that a little girl should work out the problem ________ they themselves couldn't. A: once B: then C: while D: if
- They were surprised that a child should work out the problem ____they themselvescouldn’t. A: once B: then C: while D: if
内容
- 0
This Math problem is very difficult. Mary couldn't work out the ______ (solve)
- 1
He couldn't work out the math’s problem ___ your help。
- 2
Without your help, I couldn"t ______the problem ______. A: work…at B: work…out C: work …on D: work…up
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He couldn't __________ the maths problem without your help. A: work out B: work at C: work for D: work with
- 4
I couldn't work out this difficult problem your help. A: under B: without C: for