【单选题】
Thisisthehousein______LuXunoncelivedinthe20’s.
【单选题】
Jane’s dress is similar in design ______ her sister’s.
【单选题】
Jane’sdressissimilarindesign______hersister’s.
【单选题】
Today’sweatheris_____worsethanyesterday’s.
【单选题】
27. A lot of Japanese students of English have difficult ________ the pronunciation of “b”s and “v”s.
【单选题】
The medicine is on sale everywhere. You can get it at ______ chemist’s.
【多选题】
设前提: pù?q ? r, p, q ? s, ?s. 则下面哪些是其有效结论:
【多选题】
设前提: púq, p?r, q?s. 则下面哪些是其有效结论:
【多选题】
设前提: p??q, ?rúq, rù?s. 则下面哪些是其有效结论:
【单选题】
Now Mike isn’t here. He ________ Mr. Green’s. Perhaps he ________ back in a few minutes.
②
has gone to ; will come