Question

—Did you meet with the famous star?
—______ I had come here earlier.

A．Only if

B．If only

C．But for

D．As long as

Answer 1

B

連詞辨析。Only if只要；If only      要是……就好了；But for   除了；As long as
只要。句意：你見到那個明星了嗎？要是我早點來就好了。表示遺憾，實際上沒有見到。所以選B。