______in this way, the situation doesn' t seem so disappointing.
A. To look
B. Looking at
C. Looked at
D. To be looked at
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______Sunday，the library doesn' t open.
A. Being
B. There being
C. It being
D. Having been
There is a river in the valley，fresh flowers _________________.
A. is on the banks
B. were on the banks
C. being on the banks
D. on the banks
I used to sleep with the window _____.
A. opened
B. open
C. opening
D. to open
__________ ，he can' t go out for a walk as usual.
A. With so much work to do
B. With so much work doing
C. With so much work done
D. Without so much work to do
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