-Can I _____ your sister?
-Hold on, please. [ ]
A. speak
B. speak to
C. talk
答案:B
‘并’只作连词,‚并‛和‚并且‛可以任意替换。
应用GB/T 260测定样品的水分,测定前将装入量不超过瓶容积()的试样摇动5min。
A.1/2
B.2/3
C.3/4
D.1/4