【題目】____ you start eating in a healthier way, weight control will become much easier．

A. Unless B. Although

C. Before D. Once

【答案】D

【解析】試題分析：句意：一旦你開始更健康的飲食，控制體重就會變得容易得多。unless除非；although盡管；before 在……之前；once 一旦。unless相當(dāng)于if not，引導(dǎo)條件狀語從句；although引導(dǎo)讓步狀語從句，不能和but連用；before引導(dǎo)時間狀語從句；once引導(dǎo)具有條件意味的時間狀語從句。根據(jù)語境和詞義可知選D。

練習(xí)冊系列答案
相關(guān)習(xí)題

科目：高中英語 來源： 題型：

【題目】—How are you doing all these years, Jim?
—Nothing new. Everything is going on it was years ago.

查看答案和解析>>

科目：高中英語 來源： 題型：

【題目】I’m amazed to hear from my school teacher again.______,it is ten years since we met last.

A. In a word.

B. What’s more.

C. That’s to say.

D. Believe it or not.

查看答案和解析>>

科目：高中英語 來源： 題型：

【題目】I think Tom, as the head of a big department, should either study regularly or ________ his job.

A. quits B. to quit

C. quitting D. quit

查看答案和解析>>

科目：高中英語 來源： 題型：

【題目】_________himself to sorrow, Steven just couldn't help crying.

A. To abandon B. Abandoning

C. Abandoned D. Being abandoned

查看答案和解析>>

科目：高中英語 來源： 題型：

【題目】____ the plan means that we must start from the very beginning.

A. Covering B. Avoiding

C. Designing D. Abandoning

查看答案和解析>>

科目：高中英語 來源： 題型：

【題目】I was sleepy, so I shook my head and tried what I was doing.

A. to look forward to B. focusing on

C. to concentrate on D. devoting to

查看答案和解析>>

科目：高中英語 來源： 題型：

【題目】It ________ be the vocabulary that caused you the problem in the exercise because you know a lot of words.

A．may B．couldn't

C．should D．needn't

查看答案和解析>>

科目：高中英語 來源： 題型：

【題目】The students over there are waiting for the school bus.

A. were standing B. stood

C. standing D. to stand

查看答案和解析>>

同步練習(xí)冊答案