【1701】 An awful accident _____, however, occur the other day
【译文】 然而一场可怕的事故在前些天发生了
does B
has to D
had to【答案及简析】 B
the other day 指的是过去,只能用 did
【1702】 The doctor said that about 20 thousand yuan _____ for this operation
【译文】 医生说这场手术要花大概二十万元
would be needed B
be needed C
will be needed D
is needed【答案及简析】 A
主句是一般过去时态,从句中应当是过去的时态
【1703】 Once you get into trouble, you can _____
【译文】 一旦你遇上麻烦,你可以请他帮忙
come about B
ask him C
ask him for help D
ask his help【答案及简析】 C
ask sb
for sth
祈求某人要某物
【1704】 He usually goes to work _____
【译文】 除了下雨天,他总是上班
except on rainy days B
but that it rains C
besides it rains D
except for rainy days【答案及简析】 A
except 排除在外
【1705】 There was some difficulty _____ this _____ the Swede
【译文】 向这个瑞典人解释这一点有困难
in explaining; to B
to; about C