It’s a fine day. Let’s go swimming, _____? 
#66324
A
won’t we
B
will you
C
don’t we
D
shall we
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     , and the problem will be worked out.
#66110
A
If you have a bit more effort
B
Having a little effort
C
A bit more effort
D
There being a little effort
___some of the juice and perhaps you’ll like it. 
#65963
A
Trying
B
To try
C
Try
D
Having tried
______ until the lights have turned to green. 
#66190
A
Wait
B
To wait
C
Waiting
D
Having waited
— ______, please.                 — K-E-Y.
#59408
A
What’s this
B
Spell it
C
Can you spell it
D
What is it