Small sailboats can easily turn over in the water _______

Small sailboats can easily turn over in the water ________.

#82117

if not managed carefully

if are not managed carefully

unless not managed carefully

unless are not managed carefully

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Next to the pots ______, upon which the man could work metal.

#82098

lay a cushion stone

did a cushion stone lay

laid a cushion stone

did a cushion stone lie

---Will you go to the Great Wall with us?  ---If John wants to go, ____.

#83780

so do I

so will I

so I do

so I will

—Have you been to the Great Wall?—Perhaps not in my memory.________，it might have been during my early childhood.

#79661

If any

If so

If ever

If not

Only at a stadium in Beijing ____________ many seats.

#82540

you will see

see will you

see you will

will you see

Standing on the top of the hill, one would not do anything, but _____ the flowing of the clouds around me.

#80511

enjoy

enjoying

enjoyed

to enjoy

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